Question

atividade matemática ​

Answer 1

Resposta:

a) 2×5+3/5 = 10+3/5 = 13/5

b) 1×4+3/4 = 4+3/4 = 7/4

c) 4×10+7/10 = 40+7/10 = 47/10

d) 2×6+5/6 = 12+5/6 = 17/6

e) 5×20+7/20 = 100+7/20 = 107/20