Weinstein's Math Review

Write in standard form

100

8000 + 900 + 70 + 6

8976

200

700 + 50 + 4

754

300

800 + 40

840

400

5000 + 600 + 8

5608

500

80,000 + 4,000 + 200 + 6

84,206

Addition

100

 825 + 175

1,000

200

350 + 350 

700

300

635 + 235

870

400

600 + 25

625

500

872 + 18

890

Subtraction

100

800 - 100

700

200

650 - 150 

500

300

375 - 75

300

400

725 - 100

625

500

524 - 25

499

Fractions

100

What is an equivalent fraction for 2/4

1/2

200

1/4 + 1/4

2/4 or 1/2

300

Which is bigger 1/2 or 1/3

1/2

400

1/5 + 2/5

3/5

500

8/8 + 7/7

2

Decimals

100

1.5 + 1.5

3

200

1.50 + 0.75

2.25

300

2.5 - 1.5

1

400

7.50 - 0.25

7.25

500

8.9 - 1.1

7.8