3 rd – 5 th Grade Subtraction Keeping a Constant Distance

CATEGORY 1 Focus on adjusting both numbers by one or two (adding or subtracting)

14 – – 9 14 – 7 15 – 6

20 – – –16 14 – 16

30 – – – – 16

42 – – – – 19

50 – – – – 36

35 – – – – 29

61 – – – – 17

90 – – – – 52

100 – – – – 48

CATEGORY 2 Focus on adjusting both numbers by one or two (adding or subtracting) with numbers above one hundred

101 – – – – 51

139 – – – – 88

135 – – – – 119

150 – – – – 136

153 – – – – 158

261 – – – – 117

342 – – – – 119

199 – – – – 151

498 – – – – 367

CATEGORY 3 Use and extend targeted strategy

32 – – – – 13

35 – – – – 26

86 – – – – 35

111 – – – – 77

133 – – – – 34

236 – – – – 98

234 – – – – 151

391 – – – – 106

300 – – – – 674