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Speed Mathematics - Multiplication
Comments(15)
zacky2014-01-22 21:21:19
It would be 1344
56
24
6*4= 24...2 carry-----------4
(4*5)+(6*2)+2(carry above)=34.....carry 3----------4
5*2=10+3(carry above)-----------13
so, its 1344
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Ravi2013-12-24 07:51:18
its wrong manpreet ....Please rectify...
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rajesh2015-07-28 21:24:40
ravi that process is correct for any 2 digit number
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Rachit2013-11-03 03:41:20
multiplying two numbers
lets multiply
76
87
first *first=7*8=56
sec*sec =6*7=42
cross multiply=7*7+8*6=97
56 97 42
56=10,(9+1=10 will carry,)7+4=11 1 will carry ,2
66,1,2
start adding from right to left
6612
lets multiply
76
87
first *first=7*8=56
sec*sec =6*7=42
cross multiply=7*7+8*6=97
56 97 42
56=10,(9+1=10 will carry,)7+4=11 1 will carry ,2
66,1,2
start adding from right to left
6612
Ravi2013-12-24 07:50:23
please elaborate while calculating "56=10,(9+1=10 will carry,)7+4=11 1 will carry ,2"...thank you in advance
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