Show:
Addition-Single Digit
Addition-Double Digit
Subtraction-Single Digit
Subtraction-Double Digit
Addition & Subtraction
100

7+9

16

100

10+15

25

100

9-6

3

100

67-55

12
100

15+76

91

200

8+3

11

200

11+21

32

200

5-3

2
200

53-41

12

200

29-15

14

300

6+4

10

300

15+36

51

300

8-4

4
300

98-45

53

300

14+77

91

400

7+6

13

400

32+32

64

400

6-2

4

400

75-25

50
400

99-56

43

500

9+9

18

500

65+35

100
500

9-2

7

500

99-92

7

500

89-58

31