Question

Calcule as divisões simplificando quando possível:
a)9 : 3=
5 20

b)3 : 8=
12 6

c)1 1 : 2=
2 3

d)1 3 : 2=
8

Answer 1

9/5÷3/20
9×20/5×3
3×4
12

3/12÷8/6
3×6/12×8
3/4×4
3/16

11/2÷2/3
11×3/2×2
33/4

13/8÷2
13/8×2
13/16

Answer 2

a) 9/5: 3/20 = 9/5.20/3 => 180/15 =>12

b) 3/12:8/6 = 3/12.6/8 => 18:6/96:6 => 3/16

c)11/2:2/3 = 11/3

d) 13/8: 2/1 = 13/8.1/2 => 13/16

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