Question

100 + 20 + 50

= bao nhiu

Answer 1

170

k mình đi

Answer 2

100+20+50=170

Answer 3

100     +         20         +         50

=        120           +           50

=                   170

Answer 4

100+20+50

=120+50

=170

ai k mình mình k lại

Answer 5

100 + 20 + 50
= ( 100 + 20 ) + 50
= 120 + 50
= 170

100 + 20 + 50
= ( 100 + 20 ) + 50
= 120 + 50
= 170

100 + 20 + 50
= ( 100 + 20 ) + 50
= 120 + 50
= 170

100 + 20 + 50
= ( 100 + 20 ) + 50
= 120 + 50
= 170

100 + 20 + 50
= ( 100 + 20 ) + 50
= 120 + 50
= 170

100 + 20 + 50
= ( 100 + 20 ) + 50
= 120 + 50
= 170

Answer 6

100 + 20 + 50 = 

120 + 50 =

170

Answer 7

100 + 20 + 50

=  100 + 20 + 50

= 120 + 50

= 170

ủng hộ mk nha các bạn 

Answer 8

bang 170

Answer 9

100 + 20 + 50

120 + 50

170

!

Answer 10

100+20+50

=120+50

=170

Answer 11

100 + 20 + 50

= {100 + 20} + 50

= 120 + 50

= 170

Answer 12

băng 170

Answer 13

100+20+50=170

Answer 14

100+20+50=170