Question

tính nhanh

10 x 5 + 10 + 5 + 10 x 5

Answer 1

10 x 5 + 10 + 5 + 10 x 5

= (5 + 5) x 10 + 10 + 5

=    10 x 10 + 10 + 5

=        100 + 10 + 5

=              115

k mik

Answer 2

10 x 5 + 10 + 5 + 10 x 5

= 50 + 15 + 50

= (50 + 50) + 15

= 100 + 15

= 115

Answer 3

10 x 5 + 10 + 5 + 10 x 5

= (5 + 5) x 10 + 10 + 5

=    10 x 10 + 10 + 5

=        100 + 10 + 5

=              115

Answer 4

=115

k 

cho

minh

nhe

Answer 5

10 x 5 + 10 + 5 + 10 x 5

= ( 5 + 5 ) x 10 + 10 + 5 

= 10 + 10 + 10 + 5 

= 100 + 10 + 5

= 115