Question

10+10+20

Answer 1

=10x2+20

=20+20

=40

k mk nha

Answer 2

10+10+20=40

ai tích mình m Gửi  ình tích lại cho

Answer 3

10+10+20=40

Answer 4

10+10+20

= 10+10+10+10

= 10x4

= 40

Answer 5

ket qua bang 40

h minh nha minh dang bi am diem 

Answer 6

10+10+20=40.

Answer 7

10+10+20=40

Answer 8

10+10+20=

=20*2

=40

Answer 9

10+10+20=20+20=40

Answer 10

10+10+20=40

Answer 11

=20+20 =40

Answer 12

10+10+20=40