Calcule os produtos simplificados quando possiveis:
a) 9/20 × 5/6 =
b) 3/8 × 5/3 =
c) 3/1 × 2/5 × 1/3 =
d) 1/2 × 2/11 × 3/7 =
e) 4/5 × 0/1 × 5/4 =
f) 6/15 × 5/2 =
g) 7/3 × 3/7 =
a) 9/20 × 5/6 =
b) 3/8 × 5/3 =
c) 3/1 × 2/5 × 1/3 =
d) 1/2 × 2/11 × 3/7 =
e) 4/5 × 0/1 × 5/4 =
f) 6/15 × 5/2 =
g) 7/3 × 3/7 =
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9/20 x 5/6
3/8
b)
3/8 x 5/3
5/8
c)
3/1 x 2/5 x 1/3
6/5 x 1/3
2/5
d)
1/2 x 2/11 x 3/7
1/11 x 3/7
3/77
e)
4/5 x 0/1 x 5/4
0/5 x 5/4
1/4
f)
6/15 x 5/2
3/3
1
g)
7/3 x 3/7
1