Question

TINH BANG CACH THUAN TIEN NHAT

490*365-390*365=?

2364+37*2367+63=?

Answer 1

k cho tôi nhé

Answer 2

490 . 365 - 390 . 365

= ( 490 - 390 ) . 365

=       100     . 365 

Answer 3

490*365-390*365 = 365*(490 - 390) = 365* 100 = 36500

Answer 4

Cho minh tra loi lai nhe

490 . 365 - 390. 365 

= ( 490 - 390 ) . 365 

=       100 . 365 

=       36500 

Answer 5

a) 490 × 365 - 390 × 365 = 365 × (490 – 390)

= 365 × 100

= 36500

b. 2364 + 37 × 2364 + 63 = 2364 × (37 + 63)

= 2364 × 10

= 23640

Answer 6

dau phay la dau nhan ha man