Unit 1 Math Review

Dividing Fractions

100

1/3 ÷  4/5 = 

5/12

200

1/2 ÷ 4/8= 

8/8 or 1

300

3/7 ÷ 9/10= 

30/63 or 10/21

400

3/4 ÷ 5/9=

27/20 or 1 7/20

500

8/8 ÷  9/12= 

96/72 or 1 24/72

Least Common Multiple

100

LCM of: 2 and 7

14

200

LCM of: 4 and 10

20

300

LCM of: 6 and 10

30

400

LCM of: 4 and 12

12

500

LCM of: 6 and 18

18

Division

100

284 ÷  2= 

142

200

3405 ÷  5

681

300

9921 ÷ 3=

3307

400

846 ÷  6= 

141

500

5605 ÷  5=

1121

Greatest Common Factor/ Equivalent Expressions

100

8 and 6

2

200

12 and 4

4

300

8 and 24

8

400

Find an equivalent expression using GCF and the distributive property for: 24 + 4

4(6+1)

500

Find an equivalent expression using GCF and the distributive property for: 32+ 8

8(4+1)

Decimal Operations

100

24.03 + .003= 

24.033

200

7 - .213=

6.787

300

.72 x .02= 

.0144

400

32.24 ÷ .4 = 

80.6

500

78.91 + 2.03=

80.94