Tricks for adding large number

Tricks for adding large number This video is about adding large number Can you solve this within 5-6 second...please comment on comment box 2345 4567 301 +4897 +3455 -------------------- ???????? ------------------------------------------ Subtraction of polynomials… /watch/AWWnOnzTXv3Tn Divisibility rule /watch/01GiIbR_vE3_i HCF /watch/Eek93ho-xJ2-9 HCF of decimal and fraction /watch/AB79Yah0Ydz09 Successor and predecessor /watch/U7jt5D-tTLKtt Binary System /watch/Y9gV8Ux8mim8V Multiplication of 2 digit by 2digit /watch/oewDc_WwbXRwD

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