6th Grade Math Review

Order of Operations

100

7-5+10

12

200

6(12-8)

24

300

7²+10-20

39

400

(12-4)²

64

500

5 + 10 x 2³

85

Add Decimal Numbers

100

5.8+9.7

15.5

200

12.8+1.45

14.25

300

17.04+1.327

18.367

400

1.456+4.28

5.736

500

12.9+9.456

22.356

Subtract Decimal Numbers

100

9.5-7.2

2.3

200

8.4-6.7

1.7

300

20.9-5.68

15.22

400

120-87.5

32.5

500

134-128.73

5.27

Simplify Fractions

100

5/10

1/2

200

18/24

3/4

300

27/63

3/7

400

21/42

1/2

500

65/90

13/18

One-Step Equations

100

Solve for x:

7+x=20

x=13

200

Solve for x:

x-29=57

x=86

300

Solve for x:

12x=132

x=11

400

Solve for x:

x/5=28

x=140

500

8x=248

x=31