Answer Key to Math Practice Worksheet for Fraction Cross Cancelling Multiples of Ten

Fraction Cross Cancelling
Multiples of Ten
Version 2		Name:________________________

Solve the fraction problem and reduce the answer to simplest form.

10
20
×
20
30
=
1 10XX
1 20XX
 ×
20XX 1
30XX 3
 =
1 × 1
1 × 3
 =
1
3
10
70
×
10
50
=
1 10XX
7 70XX
 ×
10XX 1
50XX 5
 =
1 × 1
7 × 5
 =
1
35
20
40
×
10
10
=
2 20XX
4 40XX
 ×
10XX 1
10XX 1
 =
2 × 1
4 × 1
 =
2
4
 =
1
2
50
10
×
40
50
=
1 50XX
1 10XX
 ×
40XX 4
50XX 1
 =
1 × 4
1 × 1
 =
4
1
 = 4
20
10
×
20
30
=
2 20XX
1 10XX
 ×
20XX 2
30XX 3
 =
2 × 2
1 × 3
 =
4
3
 = 1
1
3
10
60
×
10
30
=
1 10XX
6 60XX
 ×
10XX 1
30XX 3
 =
1 × 1
6 × 3
 =
1
18
50
60
×
10
30
=
5 50XX
6 60XX
 ×
10XX 1
30XX 3
 =
5 × 1
6 × 3
 =
5
18
10
30
×
10
50
=
1 10XX
3 30XX
 ×
10XX 1
50XX 5
 =
1 × 1
3 × 5
 =
1
15
10
20
×
40
10
=
1 10XX
1 20XX
 ×
40XX 2
10XX 1
 =
1 × 2
1 × 1
 =
2
1
 = 2
10
10
×
30
40
=
1 10XX
1 10XX
 ×
30XX 3
40XX 4
 =
1 × 3
1 × 4
 =
3
4
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