W-D's 7th Math #1

Rounding

100

Round to the 10's

346

350

200

Round to the 100's

682

700

300

Round to the 1,000's

7,428

7,000

400

Round to the 10,000's

48,914

50,000

500

Round to the 100,000's

378,105

400,000

Multiplication

100

89 x 3

267

200

54 x 7

378

300

625 x 6

3,750

400

819 x 8

6,552

500

3,822 x 4

15,288

Addition

100

2658 + 5506

8164

200

4125 + 7839

11964

300

6371 + 4949

11320

400

2370 + 1942

4312

500

5873 + 2178

8051

Subtraction

100

8742 - 5336

3406

200

7349 - 5166

2183

300

7451 - 5126 

2325

400

9473 - 1427

8046

500

6493 - 2139

4354

Fractions

100

5/8 + 6/8

11/8

200

4/6 + 10/6

14/6

300

9/10 - 8/10

1/10

400

8/12 * 2/3

16/36

500

5/10 * 6/12

30/120