[Script Info]
Title: 
[Events]
Format: Layer, Start, End, Style, Name, MarginL, MarginR, MarginV, Effect, Text
Dialogue: 0,0:00:00.73,0:00:03.46,Default,,0000,0000,0000,,In acest video vreau sa ne familiarizam
Dialogue: 0,0:00:03.46,0:00:04.77,Default,,0000,0000,0000,,cu numerele negative
Dialogue: 0,0:00:04.77,0:00:07.56,Default,,0000,0000,0000,,si de asemenea sa invatam putin despre cum sa le adunam si le scadem
Dialogue: 0,0:00:07.56,0:00:09.33,Default,,0000,0000,0000,,Iar cand le intilniti pentru prima data,
Dialogue: 0,0:00:09.33,0:00:11.61,Default,,0000,0000,0000,,ele arata precum acest lucru adanc si misterios
Dialogue: 0,0:00:11.61,0:00:14.77,Default,,0000,0000,0000,,Cand numaram lucrurile, noi adunam numere pozitive.
Dialogue: 0,0:00:14.77,0:00:17.35,Default,,0000,0000,0000,,Ce inseamna un numar negativ?
Dialogue: 0,0:00:17.35,0:00:20.84,Default,,0000,0000,0000,,Dar atunci cand ne gandim la el, probabil ca ati intilnit
Dialogue: 0,0:00:20.84,0:00:22.90,Default,,0000,0000,0000,,numere negative in viata voastra cotidiana
Dialogue: 0,0:00:22.90,0:00:25.20,Default,,0000,0000,0000,,Si dat-mi voie sa va dau cateva exemple.
Dialogue: 0,0:00:25.20,0:00:26.41,Default,,0000,0000,0000,,Inainte de a va da exemplele, ideea generala este
Dialogue: 0,0:00:26.41,0:00:30.67,Default,,0000,0000,0000,,ca un numar este orice numar mai mic decat zero.
Dialogue: 0,0:00:30.67,0:00:34.84,Default,,0000,0000,0000,,Mai mic decat zero
Dialogue: 0,0:00:34.84,0:00:37.19,Default,,0000,0000,0000,,Iar daca aceasta va suna ciudat si abstract,
Dialogue: 0,0:00:37.19,0:00:39.85,Default,,0000,0000,0000,,haideti sa ne gandim despre asta in cateva contexte diferite.
Dialogue: 0,0:00:39.85,0:00:45.25,Default,,0000,0000,0000,,Daca am.... daca masuram temperatura...
Dialogue: 0,0:00:45.25,0:00:47.11,Default,,0000,0000,0000,,(iar aceasta poate fi in grade Celsius sau Farenheit,
Dialogue: 0,0:00:47.11,0:00:49.88,Default,,0000,0000,0000,,dar haideti sa spunem ca o masuram in grade Celsius),
Dialogue: 0,0:00:49.88,0:00:51.88,Default,,0000,0000,0000,,si lasati-ma sa desenez o scala mica
Dialogue: 0,0:00:51.88,0:00:53.71,Default,,0000,0000,0000,,cu care sa masuram temperatura.
Dialogue: 0,0:00:53.71,0:00:57.10,Default,,0000,0000,0000,,Deci haideti sa zicem ca acesta reprezinta 0 grade Celsius
Dialogue: 0,0:00:57.10,0:01:02.91,Default,,0000,0000,0000,,acesta este 1 grad Celsius, 2 grade Celsius, 3 grade Celsius
Dialogue: 0,0:01:02.92,0:01:05.82,Default,,0000,0000,0000,,Acum, haideti sa consideram ca este o zi destul de rece
Dialogue: 0,0:01:05.82,0:01:10.30,Default,,0000,0000,0000,,si sunt 3 grade Celsius.
Dialogue: 0,0:01:10.30,0:01:12.00,Default,,0000,0000,0000,,Iar cineva care prezice viitorul
Dialogue: 0,0:01:12.00,0:01:16.98,Default,,0000,0000,0000,,va spune ca va fi cu 4 grade Celsius mai rece in urmatoarea zi,
Dialogue: 0,0:01:16.98,0:01:21.50,Default,,0000,0000,0000,,Deci cat de rece va fi? Cum se poate reprezenta acest frig?
Dialogue: 0,0:01:21.50,0:01:25.13,Default,,0000,0000,0000,,Ei bine, daca ar fi fost cu 1 grad mai rece ar fi fost 2 grade
Dialogue: 0,0:01:25.13,0:01:26.87,Default,,0000,0000,0000,,dar noi stim ca va fi cu 4 grade mai rece.
Dialogue: 0,0:01:26.87,0:01:32.07,Default,,0000,0000,0000,,Daca ar fi cu 2 grade mai rece, am avea 1 grad.
Dialogue: 0,0:01:32.07,0:01:35.31,Default,,0000,0000,0000,,Daca ar fi cu 3 grade mai rece, am avea 0 grade.
Dialogue: 0,0:01:35.31,0:01:38.45,Default,,0000,0000,0000,,Dar 3 grade nu este sufucient, trebuie sa fie cu 4 grade mai rece,
Dialogue: 0,0:01:38.45,0:01:43.96,Default,,0000,0000,0000,,deci trebuie sa coboram sub zero.
Dialogue: 0,0:01:43.96,0:01:50.42,Default,,0000,0000,0000,,Iar acest 1 sub zero il numim "minus 1".
Dialogue: 0,0:01:50.42,0:01:52.91,Default,,0000,0000,0000,,Asa incat puteti vedea ca pe axa numerelor,
Dialogue: 0,0:01:52.91,0:01:57.03,Default,,0000,0000,0000,,cum mergeti in dreapta lui zero, valorile pozitive cresc,
Dialogue: 0,0:01:57.03,0:02:04.21,Default,,0000,0000,0000,,cum mergeti la stanga lui zero veti avea -1, -2, -3.
Dialogue: 0,0:02:04.21,0:02:07.30,Default,,0000,0000,0000,,Si vei avea in funtie de cum te gandesti la asta-
Dialogue: 0,0:02:07.30,0:02:09.95,Default,,0000,0000,0000,,vei avea numere negative mai mari
Dialogue: 0,0:02:09.95,0:02:15.37,Default,,0000,0000,0000,,Dar ca sa o spun foarte clar: -3 este MAI MIC decat -1.
Dialogue: 0,0:02:15.37,0:02:19.49,Default,,0000,0000,0000,,Este mai putina caldura in atmosfera la -3 grade decat la -1 grad.
Dialogue: 0,0:02:19.49,0:02:23.33,Default,,0000,0000,0000,,Este mai rece -- este o temperatura mai scazuta.
Dialogue: 0,0:02:23.33,0:02:39.82,Default,,0000,0000,0000,,Deci lasati-ma sa o spun foarte clar: -100 este mult mai mic decat -1.
Dialogue: 0,0:02:39.82,0:02:41.91,Default,,0000,0000,0000,,Ati putea sa va uitati la 100 si ati putea sa va uitati la 1 si
Dialogue: 0,0:02:41.91,0:02:45.09,Default,,0000,0000,0000,,reactia voastra imediata ar fi ca 100 este mult mai mare decat 1.
Dialogue: 0,0:02:45.09,0:02:46.27,Default,,0000,0000,0000,,Dar cand ca ginditi,
Dialogue: 0,0:02:46.27,0:02:48.85,Default,,0000,0000,0000,,-100 reprezinta o lipsa a ceva.
Dialogue: 0,0:02:48.85,0:02:52.30,Default,,0000,0000,0000,,-100; daca sunt -100 grade inseamna o lipsa de caldura,
Dialogue: 0,0:02:52.30,0:02:55.74,Default,,0000,0000,0000,,deci este mult mai putina caldura decat ar fi la -1 grad.
Dialogue: 0,0:02:55.74,0:02:57.49,Default,,0000,0000,0000,,Haideti sa va dau un alt exemplu.
Dialogue: 0,0:02:57.49,0:03:11.26,Default,,0000,0000,0000,,Sa spunem ca in contul meu bancar am 10 dolari.
Dialogue: 0,0:03:11.26,0:03:13.11,Default,,0000,0000,0000,,Acum sa zicem ca am iesit undeva
Dialogue: 0,0:03:13.11,0:03:14.95,Default,,0000,0000,0000,,(pentru ca ma simt bine cu cei 10 dolari ai mei)
Dialogue: 0,0:03:14.95,0:03:21.43,Default,,0000,0000,0000,,si sa punem ca merg si cheltuiesc 30 de dolari.
Dialogue: 0,0:03:21.43,0:03:22.74,Default,,0000,0000,0000,,Si de dragul argumentatiei
Dialogue: 0,0:03:22.74,0:03:24.28,Default,,0000,0000,0000,,sa presupunem ca am un cont foarte flexibil,
Dialogue: 0,0:03:24.28,0:03:26.86,Default,,0000,0000,0000,,unul care imi permite sa cheltuiesc mai mult decat am eu
Dialogue: 0,0:03:26.86,0:03:28.35,Default,,0000,0000,0000,,(iar aceste tipuri de conturi chiar exista!)
Dialogue: 0,0:03:28.35,0:03:30.42,Default,,0000,0000,0000,,Deci cheltuiesc 30 de dolari.
Dialogue: 0,0:03:30.42,0:03:32.91,Default,,0000,0000,0000,,Deci cum ar arata contul meu bancar dupa aceea?
Dialogue: 0,0:03:32.91,0:03:35.56,Default,,0000,0000,0000,,Deci sa desenez axa numerelor aici.
Dialogue: 0,0:03:35.56,0:03:37.84,Default,,0000,0000,0000,,Si ati putea avea un raspuns intuitiv:
Dialogue: 0,0:03:37.84,0:03:43.28,Default,,0000,0000,0000,,Voi datora bancii niste bani.
Dialogue: 0,0:03:43.28,0:03:47.13,Default,,0000,0000,0000,,Maine ce voi avea in contul meu bancar?
Dialogue: 0,0:03:47.13,0:03:51.64,Default,,0000,0000,0000,,Ati putea raspunde imediat, "daca aveaam 10 dolari si am cheltuit 30 de dolari,
Dialogue: 0,0:03:51.64,0:03:54.22,Default,,0000,0000,0000,,sunt 20 de dolari pe care a trebuit sa ii iau din alta parte."
Dialogue: 0,0:03:54.22,0:03:56.49,Default,,0000,0000,0000,,Iar acesti 20 de dolari vin de la banca.
Dialogue: 0,0:03:56.49,0:03:59.12,Default,,0000,0000,0000,,Deci ar trebui sa ii dau bancii 20 de dolari.
Dialogue: 0,0:03:59.12,0:04:00.79,Default,,0000,0000,0000,,Si deci in contul meu bancar,
Dialogue: 0,0:04:00.79,0:04:07.20,Default,,0000,0000,0000,,ca sa arat cat am, as putea spune 10 dolari - 30 dolari egal - 20 dolari.
Dialogue: 0,0:04:07.20,0:04:13.34,Default,,0000,0000,0000,,Deci maine in contul meu bancar voi avea - 20 dolari
Dialogue: 0,0:04:13.34,0:04:18.08,Default,,0000,0000,0000,,Deci daca spun ca am - 20 dolari, aceasta inseamna ca ii datorez bani bancii.
Dialogue: 0,0:04:18.08,0:04:19.36,Default,,0000,0000,0000,,--Nici macar nu ii am.
Dialogue: 0,0:04:19.36,0:04:20.95,Default,,0000,0000,0000,,Nu doar ca nu am ceva dar mai si datorez ceva.
Dialogue: 0,0:04:20.95,0:04:22.54,Default,,0000,0000,0000,,Se merge in sens invers.
Dialogue: 0,0:04:22.54,0:04:25.59,Default,,0000,0000,0000,,Iata, am ceva de cheltuit...
Dialogue: 0,0:04:25.59,0:04:29.23,Default,,0000,0000,0000,,daca cei 10 dolari din contul meu inseamna ca banca imi datoreaza mie 10 dolari.
Dialogue: 0,0:04:29.23,0:04:31.82,Default,,0000,0000,0000,,Am 10 dolari pe care ii pot folosi pentru cumparaturi.
Dialogue: 0,0:04:31.82,0:04:33.39,Default,,0000,0000,0000,,Acum, deodata ii sunt dator bancii.
Dialogue: 0,0:04:33.39,0:04:34.96,Default,,0000,0000,0000,,Am mers in sensul opus.
Dialogue: 0,0:04:34.96,0:04:36.78,Default,,0000,0000,0000,,Daca folosim axa numerelor aici
Dialogue: 0,0:04:36.78,0:04:38.59,Default,,0000,0000,0000,,ar trebui sa aiba mai mult sens.
Dialogue: 0,0:04:38.59,0:04:39.83,Default,,0000,0000,0000,,Deci aici este 0.
Dialogue: 0,0:04:39.83,0:04:43.35,Default,,0000,0000,0000,,Plec de la 10 dolari,
Dialogue: 0,0:04:43.35,0:04:47.42,Default,,0000,0000,0000,,si cheltuind 30 inseamna ca ma mut 30 de spatii la stanga.
Dialogue: 0,0:04:47.42,0:04:49.85,Default,,0000,0000,0000,,Deci daca ma mut 30 de spatii catre stanga...
Dialogue: 0,0:04:49.85,0:04:52.80,Default,,0000,0000,0000,,daca as cheltui doar 10 dolari m-as fi intors la 0 dolari.
Dialogue: 0,0:04:52.80,0:04:56.83,Default,,0000,0000,0000,,Daca as cheltui inca 10 dolari voi fi la -10 dolari.
Dialogue: 0,0:04:56.83,0:05:02.21,Default,,0000,0000,0000,,Daca cheltuiesc inca 10 dolari dupa aceea, voi ajunge la -20 de dolari.
Dialogue: 0,0:05:02.21,0:05:04.48,Default,,0000,0000,0000,,Deci, fiecare dintre aceste distante, daca as fi cheltuit 10 dolari as fi ajuns la 0 dolari.
Dialogue: 0,0:05:04.48,0:05:06.76,Default,,0000,0000,0000,,Inca 10 dolari si as fi ajuns la -10 dolari.
Dialogue: 0,0:05:06.76,0:05:09.75,Default,,0000,0000,0000,,Inca 10 dolari si as fi la -20 dolari.
Dialogue: 0,0:05:09.75,0:05:13.14,Default,,0000,0000,0000,,Deci toata aceasta distanta de aici arata cat de mult am cheltuit.
Dialogue: 0,0:05:13.14,0:05:17.27,Default,,0000,0000,0000,,Am cheltuit 30 de dolari.
Dialogue: 0,0:05:17.27,0:05:20.40,Default,,0000,0000,0000,,Deci, ideea generala atunci cind cheltuiesti sau cand scazi,
Dialogue: 0,0:05:20.40,0:05:23.33,Default,,0000,0000,0000,,sau cand se face mai rece, este ca trebuie sa mergi catre stanga.
Dialogue: 0,0:05:23.33,0:05:24.80,Default,,0000,0000,0000,,Numerele vor deveni mai mici.
Dialogue: 0,0:05:24.80,0:05:27.23,Default,,0000,0000,0000,,Si noi toti stim acum ca ele pot fi chiar si mai mici decat 0.
Dialogue: 0,0:05:27.23,0:05:31.60,Default,,0000,0000,0000,,Ele pot merge la -1, -2--ele pot fi chiar si -1.5, -1,6.
Dialogue: 0,0:05:31.60,0:05:34.95,Default,,0000,0000,0000,,Cu cat mai negative, cu atat mai mult pierzi.
Dialogue: 0,0:05:34.95,0:05:37.27,Default,,0000,0000,0000,,Daca aduni, daca imi primesc salariul,
Dialogue: 0,0:05:37.27,0:05:41.39,Default,,0000,0000,0000,,ma voi misca catre dreapta pe axa numerelor.
Dialogue: 0,0:05:41.39,0:05:43.06,Default,,0000,0000,0000,,Acum, tinand cont de acestea
Dialogue: 0,0:05:43.06,0:05:46.08,Default,,0000,0000,0000,,haideti sa mai facem cateva probleme de matematica pura.
Dialogue: 0,0:05:46.08,0:05:52.32,Default,,0000,0000,0000,,Ce inseamna daca sa zicem...
Dialogue: 0,0:05:52.32,0:05:56.47,Default,,0000,0000,0000,,Sa zicem 3 - 4
Dialogue: 0,0:05:56.47,0:05:57.71,Default,,0000,0000,0000,,Deci, inca o data
Dialogue: 0,0:05:57.71,0:06:00.19,Default,,0000,0000,0000,,aceasta este exact situatia pe care am avut-o cu temperatura
Dialogue: 0,0:06:00.19,0:06:01.94,Default,,0000,0000,0000,,Pornim de la 3 si scadem 4
Dialogue: 0,0:06:01.94,0:06:03.70,Default,,0000,0000,0000,,deci ne vom muta 4 pasi catre stanga
Dialogue: 0,0:06:03.70,0:06:05.85,Default,,0000,0000,0000,,Mergem 1, 2, 3, 4-
Dialogue: 0,0:06:05.85,0:06:10.42,Default,,0000,0000,0000,,Asta ne duce la -1.
Dialogue: 0,0:06:10.42,0:06:11.77,Default,,0000,0000,0000,,Iar cand incepeti sa faceti asta
Dialogue: 0,0:06:11.77,0:06:13.93,Default,,0000,0000,0000,,incepeti sa intelegeti ce inseamna un numar negativ.
Dialogue: 0,0:06:13.93,0:06:15.84,Default,,0000,0000,0000,,Eu chiar va incurajez sa vizualizati axa numerelor
Dialogue: 0,0:06:15.84,0:06:17.75,Default,,0000,0000,0000,,si sa va miscati de-a lungul ei depinzand de
Dialogue: 0,0:06:17.75,0:06:19.96,Default,,0000,0000,0000,,faptul ca adunati sau scadeti.
Dialogue: 0,0:06:19.96,0:06:21.24,Default,,0000,0000,0000,,Haideti sa mai facem una.
Dialogue: 0,0:06:21.24,0:06:27.85,Default,,0000,0000,0000,,Sa spunem ca am 2 - 8
Dialogue: 0,0:06:27.85,0:06:30.55,Default,,0000,0000,0000,,(si ne vom gandi la mai multe cai de a rezolva asta in filmuletele viitoare),
Dialogue: 0,0:06:30.55,0:06:33.61,Default,,0000,0000,0000,,dar, inca o data, trebuie sa folositi axa numerelor.
Dialogue: 0,0:06:33.61,0:06:35.08,Default,,0000,0000,0000,,Aveti 0 aici.
Dialogue: 0,0:06:35.08,0:06:38.73,Default,,0000,0000,0000,,Suntem la (dati-mi voie putin ca sa desenez spatiile).
Dialogue: 0,0:06:38.73,0:06:42.03,Default,,0000,0000,0000,,Avem 0 aici... suntem la 1... 2.
Dialogue: 0,0:06:42.03,0:06:43.89,Default,,0000,0000,0000,,Daca scadem 8,
Dialogue: 0,0:06:43.89,0:06:47.04,Default,,0000,0000,0000,,asta inseamna ca ne mutam 8 spatii la stanga.
Dialogue: 0,0:06:47.04,0:06:50.99,Default,,0000,0000,0000,,Deci vom merge 1 la stanga, 2 la stanga.
Dialogue: 0,0:06:50.99,0:06:53.04,Default,,0000,0000,0000,,Deci daca ne-am miscat 2 spatii la stanga ajungem la 0.
Dialogue: 0,0:06:53.04,0:06:55.08,Default,,0000,0000,0000,,Cate spatii trebuie sa ne mai mutam catre stanga?
Dialogue: 0,0:06:55.08,0:06:56.96,Default,,0000,0000,0000,,Ne-am mutat deja cu 2 spatii la stanga,
Dialogue: 0,0:06:56.96,0:06:59.01,Default,,0000,0000,0000,,pentru a ajunge la 8 trebuie sa ne mai mutam cu inca 6 spatii la stanga.
Dialogue: 0,0:06:59.01,0:07:07.40,Default,,0000,0000,0000,,Deci trebuie sa ne mai mutam 1,2,3,4,5,6 spatii la stanga.
Dialogue: 0,0:07:07.40,0:07:09.11,Default,,0000,0000,0000,,Ei bine unde ne duce asta?
Dialogue: 0,0:07:09.11,0:07:10.07,Default,,0000,0000,0000,,Ei bine, suntem la 0.
Dialogue: 0,0:07:10.07,0:07:18.71,Default,,0000,0000,0000,,Acesta este -1, -2, -3, -4, -5, -6
Dialogue: 0,0:07:18.71,0:07:24.31,Default,,0000,0000,0000,,Deci 2 - 8 este egal cu -6
Dialogue: 0,0:07:24.31,0:07:26.54,Default,,0000,0000,0000,,2-2 face 0
Dialogue: 0,0:07:26.54,0:07:29.63,Default,,0000,0000,0000,,Cand scazi 8 inseamna ca mai scazi inca 6.
Dialogue: 0,0:07:29.63,0:07:33.37,Default,,0000,0000,0000,,Deci mergem la -6, ajungem la 6 sub 0.
Dialogue: 0,0:07:33.37,0:07:34.99,Default,,0000,0000,0000,,Dati-mi voie sa mai prezint un exemplu.
Dialogue: 0,0:07:34.99,0:07:36.56,Default,,0000,0000,0000,,(iar acesta va fi mai putin conventional
Dialogue: 0,0:07:36.56,0:07:38.81,Default,,0000,0000,0000,,dar din fericire va avea un sens).
Dialogue: 0,0:07:38.81,0:07:43.98,Default,,0000,0000,0000,,Haideti sa luam... (si voi face asta cu o culoare noua)...
Dialogue: 0,0:07:43.98,0:07:47.87,Default,,0000,0000,0000,,haideti sa iau -4 - 2.
Dialogue: 0,0:07:47.87,0:07:49.44,Default,,0000,0000,0000,,Deci pornim de la un numar negativ
Dialogue: 0,0:07:49.44,0:07:51.01,Default,,0000,0000,0000,,si din el facem scaderea.
Dialogue: 0,0:07:51.01,0:07:56.81,Default,,0000,0000,0000,,Acum, daca vi se pare confuz, doar amintiti-va axa numerelor!
Dialogue: 0,0:07:56.84,0:07:59.68,Default,,0000,0000,0000,,Deci avem 0 aici.
Dialogue: 0,0:07:59.68,0:08:07.02,Default,,0000,0000,0000,,Acesta este -1, -2, -3, -4. Deci de aici incepem.
Dialogue: 0,0:08:07.02,0:08:09.28,Default,,0000,0000,0000,,Acum vom scadea 2 din -4,
Dialogue: 0,0:08:09.28,0:08:11.54,Default,,0000,0000,0000,,deci ne vom muta 2 spatii catre stanga.
Dialogue: 0,0:08:11.54,0:08:15.39,Default,,0000,0000,0000,,Deci daca am scadea 1 am ajunge la -5.
Dialogue: 0,0:08:15.39,0:08:21.72,Default,,0000,0000,0000,,Daca mai scadem 1 vom ajunge la -6.
Dialogue: 0,0:08:21.72,0:08:23.33,Default,,0000,0000,0000,,Deci acesta este -6.
Dialogue: 0,0:08:23.33,0:08:24.75,Default,,0000,0000,0000,,Haideti sa facem un alt lucru interesant.
Dialogue: 0,0:08:24.75,0:08:30.27,Default,,0000,0000,0000,,Haideti sa incepem la -3 ...sa zicem ca avem -3.
Dialogue: 0,0:08:30.27,0:08:34.26,Default,,0000,0000,0000,,Si in loc sa scadem ceva din el, din contra, acum sa adaugam 2.
Dialogue: 0,0:08:34.26,0:08:36.56,Default,,0000,0000,0000,,Deci unde ne va duce asta pe axa numerelor?
Dialogue: 0,0:08:36.56,0:08:39.39,Default,,0000,0000,0000,,Deci vom porni de la -3 si vom aduna 2.
Dialogue: 0,0:08:39.39,0:08:42.22,Default,,0000,0000,0000,,Deci ne vom muta catre dreapta.
Dialogue: 0,0:08:42.22,0:08:44.75,Default,,0000,0000,0000,,Deci adunand 1, inseamna ca vom ajunge la -2
Dialogue: 0,0:08:44.75,0:08:46.76,Default,,0000,0000,0000,,Dar daca vom mai adauga inca 1 (ceea ce si trebuie sa facem),
Dialogue: 0,0:08:46.76,0:08:47.97,Default,,0000,0000,0000,,vom ajunge la -1.
Dialogue: 0,0:08:47.97,0:08:49.39,Default,,0000,0000,0000,,Ne-am mutat 2 spatii catre dreapta.
Dialogue: 0,0:08:49.39,0:08:54.40,Default,,0000,0000,0000,,Deci, -3 + 2 face -1.
Dialogue: 0,0:08:54.40,0:08:55.96,Default,,0000,0000,0000,,Asa cum puteti observa,
Dialogue: 0,0:08:55.96,0:08:59.93,Default,,0000,0000,0000,,aceasta satisface notiunea traditionala de adunare si scadere.
Dialogue: 0,0:08:59.93,0:09:05.40,Default,,0000,0000,0000,,Daca pornim de la -1 si scadem 2 obtinem -3.
Dialogue: 0,0:09:05.40,0:09:07.51,Default,,0000,0000,0000,,Intr-un fel invers chestia asta de aici.
Dialogue: 0,0:09:07.51,0:09:09.64,Default,,0000,0000,0000,,-3 + 2 ne aduce aici.
Dialogue: 0,0:09:09.64,0:09:11.23,Default,,0000,0000,0000,,Iar daca incepem aici si scadem 2
Dialogue: 0,0:09:11.23,0:09:12.51,Default,,0000,0000,0000,,trebuie sa ne intoarcem la -3.
Dialogue: 0,0:09:12.51,0:09:13.43,Default,,0000,0000,0000,,Iar acum vedem ce se intampla.
Dialogue: 0,0:09:13.43,0:09:17.63,Default,,0000,0000,0000,,Daca incepem la -1, chiar aici,
Dialogue: 0,0:09:17.63,0:09:20.47,Default,,0000,0000,0000,,si scadem 2, ne mutam 3 spatii la stanga.
Dialogue: 0,0:09:20.47,0:09:22.11,Default,,0000,0000,0000,,Ne vom intoarce la -3.
Dialogue: 0,0:09:22.11,0:09:25.32,Default,,0000,0000,0000,,Din fericire aceasta ar trebui sa va dea un inteles asupra ce inseamna
Dialogue: 0,0:09:25.32,0:09:29.03,Default,,0000,0000,0000,,sa va ocupati cu adunarea si scaderea numerelor negative.
Dialogue: 0,0:09:29.03,0:09:31.34,Default,,0000,0000,0000,,Dar va vom mai da multe alte exemple in filmuletele viitoare.
Dialogue: 0,0:09:31.34,0:09:32.48,Default,,0000,0000,0000,,Si vom vedea ce inseamna cu adevarat
Dialogue: 0,0:09:32.48,0:09:35.34,Default,,0000,0000,0000,,sa scazi un numar negativ.