Question

Efetue os cálculos simplificando-os quando possível a) 6 x 3/4 = b) 5/7 x 9/2 = c) 1/8 x 14 = d) 2/3 x 5/7 = e) 6/7 x 3 x 9/7 = f) 8 x 5/4 x 2

Answer 1

a) 6 x 3/4 = 18/4 = 9/2

b) 5/7 x 9/2 = 45/14

c) 1/8 x 14 = 14/8 = 7/4

d) 2/3 x 5/7 = 10/21

e) 6/7 x 9/7 = 54/49

f)8 x 5/4 x 2 = 80/4 = 20