Question

Efetue as multiplicações: A)2 . 1/7 B)1/5 X 4 C)3 X 2/5 D)3/8 X 2 E)5 X 3/4 F)4/5 X 5 G) 4 . 2/3 H) 1 2/3 X 5

Answer 1

a) 2. 1/7 = 2/7
b) 1/5 . 4 = 4/5
c) 3 . 2/5 = 6/5
d) 3/8 . 2 = 6/8 = 3/4
e) 5 . 3/4 = 15/4
f) 4/5 . 5 = 20/5 = 4
g) 4.2/3 = 8/3
h) 12/3 .5 = 60/3 = 20