Question

15+15x2+15x7-100 Tinh hop ly

Answer 1

15 + 15 x 2 + 15 x 7 - 100

= ( 2 + 7 + 1 ) x 15

= 10 x 15

= 150

Answer 2

15 + 15x2 + 15x7 -100

= 15 x( 1+2+7 ) -100

= 15 x 10 -100

= 150-100

=50

Answer 3

15 + 15x2 + 15x7 - 100

= 15 x (1 + 2 + 7) - 100

= 15 x 10 - 100

= 150 - 100

= 50

Answer 4

15 + 15 x 2 + 15 x 7 - 100

= ( 2 + 7 + 1 ) x 15

= 10 x 15

= 150

Answer 5

15 + 15 x 2 + 15 x 7 - 100

= ( 2 + 7 + 1 ) x 15

= 10 x 15

= 150

Answer 6

Làm lộn mk quên chưa trừ cho 100

Sorry nhé!

Mí bạn kia làm đúng rồi đó

Answer 7

15+15.2+15.7-100

=15+15.(2+7)-100

=1.15+15.9-100

=15.(1+9)-100

=15.10-100

=150-100

=50

Answer 8

15+5x2+15x7-100=15x(1+2+7)-100=15x10-100=150-100=50.

T nha mọi người.

Answer 9

15 + 15x2 + 15x7 -100

= 15 x( 1+2+7 ) -100

= 15 x 10 -100

= 150-100

=50