Two-digit addition
Three-digit addition
Two-digit subtraction
Three-digit subtraction
Adding and Subtracting 10 and 100
100

12+30

42

100

111+111

222

100

72-21

51

100

239-126

113

100

65+10

75

200

25+27

52

200

276+145

421

200

84-64

20

200

567-327

240

200

77+10

87

300

53+40

93

300

678+121

799

300

87-49

38

300

673-548

125

300

356+100

456

400

46+36

82

400

503+268

771

400

90-56

34

400

856-479

377

400

982+10

992

500

77+14

91

500

820+128

928

500

63-58

5

500

957-299

658

500

799+10

809

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