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+,- Fractions
+,- Decimals
x,÷ Fractions
x, ÷ Decimals
GCF LCM
100

3/5+1/2

1 1/10

100

125.6+3.6

129.2

100

7/8 x1/2

7/16

100

3.5 x .28 

.98

100

What is the GCF of 18 and 21

3

200

3/4- 1/4

1/2

200

5.27- 2.75

2.52

200

1/4 x 1/8

1/32

200

3.68÷ 1.6

2.3

200

LCM 5 and 13

65

300

3/7+ 5/8

1 3/56

300

3.78 + 12.5

16.28

300

1/3 x 3/7

1/7

300

3.59 x 1.4

Round to the nearest Hundredth

5.03

300

GCF 40 and 28

8
400

9/11-1/2

7/22

400

9.56-6.54

3.02

400

3/5 ÷  2/7=

2 1/10

400

7.8 x 0.4

3.12

400

LCM 7 and 8

56

500

4/9 + 2/5

38/45

500

4.8 + .35

5.15

500

9/13 ÷  3/5

1 2/13

500

3.69÷ 3

1.23

500

GCF 75 and 50

25