Question

Efetue as multiplicações e simplifique o resultado quando for possível:

Answer 1

a) 1/5 * 2/8 = 2/40 = 1/20

b) 4/7 * 2/5 = 8/35

c) 5/3 * 2/7 = 10/21

d) 3/7 * 1/5 = 3/35

e) 1/5 * 3/4 * 5/3 = 15/60 = 1/4

f) 1/2 * 3/7 * 1/5 = 3/70

g) 2/3 * 5/8 * 1/4 = 10/96 = 5/48

h) 5/4 * 1/3 * 4/7 = 20/84 = 5/21