Question

1. Calcule as seguintes quantidades:
a) 2/5 de 35
b) 4/8 de 24
c) 3/10 de 50
d) 9/10 de 60
e) 4/100 de 300
f) 4/7 de 70

Answer 1

Resposta:

a) 2/5 de 35 = 35: 5 = 7 x 2 = 14

b) 4/8 de 24= 24: 8 = 3 x4 = 12

c) 3/10 de 50 = 50 : 10 = 5 x3 = 15

d) 9/10 de 60= 60:10 = 6 x9= 54

e) 4/100 de 300= 300:100 = 3 x 4= 12

f) 4/7 de 70 = 70:7 = 10 x 4= 40