Show:
Addition w/ NO Regrouping
Addition w/ Regrouping
Subtraction w/ NO Regrouping
Subtraction w/ Regrouping
Single Digit Multiplication
100

25+14

39

100

27+58

85

100

50-20

30

100

64-37

27

100

6x3

18

200

32+16

38

200

46+37

83

200

72-31

41

200

82-48

34

200

7x4

28

300

41+22

63


300

78+29

107

300

90-15

75

300

93-56

37

300

8x2

16

400

53+26

79

400

99+45

144

400

81-40

41

400

71-29

42

400

9x5

45

500

64+15

79

500

89+57

146

500

66-22

44

500

80-43

37

500

7x8

56