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Addition without Regrouping
Addition with Regrouping
Subtraction without Regrouping
Subtraction with Regrouping
Place Value
100

137 + 542

679

100

356 + 183

539

100

74 - 23

51

100

835-173

662

100

In 2816, The value of digit 8 is ......

800
200

1,483 + 204

1,687

200

3,385 + 631

4,016

200

1,835 - 104

1,731

200

2,805 - 432

2,373

200

6000 + 100 + 90 + 3  = 

6193

300

2,584 + 3,410

5,994

300

8,284 + 1,934

10,218

300

9,736 - 3,502

6,234

300

4,473 - 3,485

988

300

How many tens are there in 30?

3

400

4,084 + 3,814

7,898

400

3,018 + 6,200

9,218

400

3,304 - 3,203

101

400

8,295 - 7,457

838

400

In 9854, the value of digit 9 is ..

9000

500

8,920 + 10,068

10,068

500

10,000 + 7,204

17,204

500

9,093 - 4,062

5,031

500

6,000 - 4,358

1,642

500

9621 = .... + 621

9000