BASIC MATH J.C

Decimals

100

6.37 + 4.829 =

11.199

200

15.6 − 7.483 =

8.117

300

3.75 × 2.48 =

9.3

400

18.9 ÷ 0.6 =

31.5

500

4.25 × 1.6 − 3.78 =

3.02

Fractions

100

5/6 + 7/12 = 17/12 =

1 5/12

200

9/10 − 3/8 =

21/40

300

4/5 × 7/9 =

 28/45

400

3/4 ÷ 2/5 = 15/8 =

1 7/8

500

5/6 + 3/8 − 1/3 =

7/8

Order of Operations

100

8 + 6 × 3² = 8 + 6 × 9 =

62

200

(12 − 4) × 5 + 6² = 8 × 5 + 36 =

 76

300

30 ÷ (5 + 1) × 4 − 3 = 30 ÷ 6 × 4 − 3 =

17

400

(9 + 3) × (7 − 4)² = 12 × 9 =

108

500

48 ÷ (6 × 2) + 5³ − 7 = 4 + 125 − 7 =

122

Solving Equations

100

3x + 7 = 25

x = 6

200

5x − 9 = 16

x = 5

300

4x + 6 = 2x + 18

x = 6

400

7(x − 2) = 35

x = 7

500

3x + 5 = 2x + 17

x = 12

Least Common Factor

100

2 and 3

6

200

4 and 6

12

300

5 and 8

40

400

6 and 9

18

500

17, 8, and 23

3128