Question

tính nhanh

53.47

nhanh nha

Answer 1

53.47 = 2491

Kết bạn nhé

Answer 2

\(53\cdot47=2491\)

Answer 3

53.47=2491 

k mình nha .

Answer 4

53.47=2491

Answer 5

53 . 47 = 2491

  hok tốt

Answer 6

53 *47 =(50+3)(50-3)=50^2 - 3^2)=2500-9 =2491

Answer 7

\(53.47=\left(50+3\right).\left(50-3\right)\)

\(=50^2-3^2\)

\(=2500-9\)

\(=2491\)

Answer 8

53.47=2491

Answer 9

53.47=2491