Question

12 . 53 + 53 . 172 - 53 . 84           Tinh nhanh

Answer 1

12.53+53.172 - 53.84

= 53.(12+172 - 84)

= 53.100

= 5300

Answer 2

\(12.53+53.172-53.84\)

\(=53.\left(12+172\right)-53.84=53.184-53.84\)

\(=53.\left(184-84\right)=53.100=53.10^2\)

\(=53.10.10=530.10\)

\(=5300\)

Answer 3

12 . 53 + 53 . 172 - 53 . 84

= 53 . ( 12+172-84 )

= 53 . 100

= 5300

Answer 4

^{kết quả 5300}