Question

Responda as multiplicações e efetue-as,simplifique e extraia os inteiros,quando possível:
a)5/7 * 1/9
b)6/7 * 5
c)2/3 * 5/7
d)2 4/5 * 1 3/6
e)4 * 1/5
f)5 2/4 * 3 4/9

Answer 1

a) 5/7 * 1/9 = 5/63
b) 6/7 * 5 = 30/7
c) 2/3 * 5/7 = 10/21
d)14/5 * 9/6 = 126/30 = 63/15 = 21/5
e) 20/5 * 1/5 = 20/25 = 4/5
f) 22/4 * 31/9 = 682/36 = 341/18