Addition and Subtraction

Subtraction 1

100

30-7

23

200

98-72

26

300

970-287

683

400

3749-2947

802

500

9847-4849

4998

Subtraction 2

100

10-3

7

200

41-29

12

300

353-153

200

400

7541-5827

1714

500

4215-3456

759

Addition 1

100

3+1

4

200

30+13

43

300

485+298

783

400

2098+1983

4081

500

1346+105

1451

Addition 2

100

3+11

14

200

28+7

35

300

573+871

1744

400

1937+5739

7676

500

9836+162

9,998