Question

30 + 80 = 

Answer 1

30 + 80 = 1100

Answer 2

30+80=110

Answer 3

30 + 80 = 110

Answer 4

30+80=110

Answer 5

30 + 80 = 110

Answer 6

30+80= 110

Answer 7

30+80=110

ủng hộ mk nhé mk bị âm điểm 

Answer 8

30 + 80 = 110

Answer 9

30+80=110

Answer 10

30+80=110

Answer 11

\(30+80=110\)hoặc \(30+80=10\times3+10\times8=10\times\left(3+8\right)=10\times11=110\)

Answer 12

30+80=110

Answer 13

30+80=110