Addition
Subtraction
Addition
Subtraction
Addition
100

2+3

5

100

7-4

3

100

9+8

17

100

5-2

3

100

8+3

11
200

9+9

18

200

8-8

0

200

2+6

8

200

8-1

7

200

9+2

11

300

60+11

71

300

85-30

55

300

46+38

84

300

36-19

17

300

40+50

90

400

20+50

70

400

55-30

25

400

28+58

86

400

26-26

0

400

50+17

67

500

112+504

616

500

540-120

420

500

626+175

801

500
431-201

230

500

720+90

810

M
e
n
u