Question

Resolva as operações simplificando o resultado quando for possivel

a) 4/12 x 6/16

b) 1/10 x 10/15

c) 3/5 : 9/15

d)3/20 : 21/18

Answer 1

a) 24/192 = 1/8
b) 10/150 = 1/15
c) 3/5•15/9= 45/45=1
d) 3/20•18/21= 54/420 = 9/70