Question

720.(20-71)-71.(-720)

Mng ơi giúp mik với !!

Answer 1

. là chia à

Answer 2

\(720\left(20-71\right)-71\left(-720\right)\)

\(=720.20-720.71+71.720\)

\(=720.20\)

\(=14400\)

Answer 3

bằng 14400 nhé bạn 

thanks

Answer 4

am ha 

ro rang ra coi

Answer 5

720. (-51) - (-71) . 720

720.(-51+71)

720.20

14400

Answer 6

720.(-51)+51120=-36720+51120=14400

Answer 7

720.(20-71)-71.(-720)

720.20-720.71+71.720

=720.20

=14400