Name
Grade
School

Date
Questions20
Score

1

14/4 x 19/14 =

2

17/5 x 2/5 =

3

14/11 x 16/5 =

4

10/7 x 19/10 =

5

12/9 x 8/9 =

6

10/8 x 20/14 =

7

10/6 x 18/6 =

8

14/20 x 15/20 =

9

11/10 x 2/10 =

10

11/10 x 10/6 =

11

20/2 x 10/6 =

12

10/8 x 17/8 =

13

12/7 x 2/7 =

14

19/18 x 8/18 =

15

12/10 x 19/9 =

16

19/11 x 12/8 =

17

4/11 x 8/11 =

18

12/3 x 18/2 =

19

19/10 x 1.6 =

20

11/9 x 7/9 =

Answers Key

Show All Workout

1

14/4 x 19/14 =

19/4

Stepssimplify the fraction

GCF(266, 56) = 14

144

x

1914

=

14 x 194 x 14

=

26656

GCF(266, 56) = 14

26656

=

266 ÷ 1456 ÷ 14

=

194

∴

144

x

1914

=

194

2

17/5 x 2/5 =

34/25

Steps

175

x

25

=

17 x 25 x 5

=

3425

∴

175

x

25

=

3425

3

14/11 x 16/5 =

224/55

Steps

1411

x

165

=

14 x 1611 x 5

=

22455

∴

1411

x

165

=

22455

4

10/7 x 19/10 =

19/7

Stepssimplify the fraction

GCF(190, 70) = 10

107

x

1910

=

10 x 197 x 10

=

19070

GCF(190, 70) = 10

19070

=

190 ÷ 1070 ÷ 10

=

197

∴

107

x

1910

=

197

5

12/9 x 8/9 =

32/27

Stepssimplify the fraction

GCF(96, 81) = 3

129

x

89

=

12 x 89 x 9

=

9681

GCF(96, 81) = 3

9681

=

96 ÷ 381 ÷ 3

=

3227

∴

129

x

89

=

3227

6

10/8 x 20/14 =

25/14

Stepssimplify the fraction

GCF(200, 112) = 8

108

x

2014

=

10 x 208 x 14

=

200112

GCF(200, 112) = 8

200112

=

200 ÷ 8112 ÷ 8

=

2514

∴

108

x

2014

=

2514

7

10/6 x 18/6 =

5

Stepssimplify the fraction

GCF(180, 36) = 36

106

x

186

=

10 x 186 x 6

=

18036

GCF(180, 36) = 36

18036

=

180 ÷ 3636 ÷ 36

=

51

= 5

∴

106

x

186

=

5

8

14/20 x 15/20 =

21/40

Stepssimplify the fraction

GCF(210, 400) = 10

1420

x

1520

=

14 x 1520 x 20

=

210400

GCF(210, 400) = 10

210400

=

210 ÷ 10400 ÷ 10

=

2140

∴

1420

x

1520

=

2140

9

11/10 x 2/10 =

11/50

Stepssimplify the fraction

GCF(22, 100) = 2

1110

x

210

=

11 x 210 x 10

=

22100

GCF(22, 100) = 2

22100

=

22 ÷ 2100 ÷ 2

=

1150

∴

1110

x

210

=

1150

10

11/10 x 10/6 =

11/6

Stepssimplify the fraction

GCF(110, 60) = 10

1110

x

106

=

11 x 1010 x 6

=

11060

GCF(110, 60) = 10

11060

=

110 ÷ 1060 ÷ 10

=

116

∴

1110

x

106

=

116

11

20/2 x 10/6 =

50/3

Stepssimplify the fraction

GCF(200, 12) = 4

202

x

106

=

20 x 102 x 6

=

20012

GCF(200, 12) = 4

20012

=

200 ÷ 412 ÷ 4

=

503

∴

202

x

106

=

503

12

10/8 x 17/8 =

85/32

Stepssimplify the fraction

GCF(170, 64) = 2

108

x

178

=

10 x 178 x 8

=

17064

GCF(170, 64) = 2

17064

=

170 ÷ 264 ÷ 2

=

8532

∴

108

x

178

=

8532

13

12/7 x 2/7 =

24/49

Steps

127

x

27

=

12 x 27 x 7

=

2449

∴

127

x

27

=

2449

14

19/18 x 8/18 =

38/81

Stepssimplify the fraction

GCF(152, 324) = 4

1918

x

818

=

19 x 818 x 18

=

152324

GCF(152, 324) = 4

152324

=

152 ÷ 4324 ÷ 4

=

3881

∴

1918

x

818

=

3881

15

12/10 x 19/9 =

38/15

Stepssimplify the fraction

GCF(228, 90) = 6

1210

x

199

=

12 x 1910 x 9

=

22890

GCF(228, 90) = 6

22890

=

228 ÷ 690 ÷ 6

=

3815

∴

1210

x

199

=

3815

16

19/11 x 12/8 =

57/22

Stepssimplify the fraction

GCF(228, 88) = 4

1911

x

128

=

19 x 1211 x 8

=

22888

GCF(228, 88) = 4

22888

=

228 ÷ 488 ÷ 4

=

5722

∴

1911

x

128

=

5722

17

4/11 x 8/11 =

32/121

Steps

411

x

811

=

4 x 811 x 11

=

32121

∴

411

x

811

=

32121

18

12/3 x 18/2 =

36

Stepssimplify the fraction

GCF(216, 6) = 6

123

x

182

=

12 x 183 x 2

=

2166

GCF(216, 6) = 6

2166

=

216 ÷ 66 ÷ 6

=

361

= 36

∴

123

x

182

=

36

19

19/10 x 1.6 =

3.04

Stepssimplify the fraction

GCF(30.4, 10) = 10

1910

x

1.61

=

19 x 1.610 x 1

=

30.410

GCF(30.4, 10) = 10

30.410

=

30.4 ÷ 1010 ÷ 10

=

3.041

= 3.04

∴

1910

x

1.6

=

3.04

20

11/9 x 7/9 =

77/81

Steps

119

x

79

=

11 x 79 x 9

=

7781

∴

119

x

79

=

7781

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