Question

Resolva: a) 320:0,5 b) 1.472:0,02 c) 420:100 d) 324x100

Answer 1

a) 320:0,5   =320 * 2 =640


b) 1.472:0,02  =1472* 100/2 = 73.600


c) 420:100 =4,20

d) 324x10 =3240

Answer 2

a)320:0,5 =>320÷5/10=>320*10/5=>3200/5=>640

b) 1.472:0,02 =>1472÷2/100=>1472*100/2=>147200/2=>73600

c) 420:100 =>4,2

d) 324x100=>32400