PLUS-3 FACTSFrom Grade 2 Curriculum Document

There are 6 plus-three facts: 5 + 3, 6 + 3, 7 + 3 and 3 + 5, 3 + 6, 3 + 7.

A strategy for these facts is to add the 3 in two steps: first add 2 and then add 1. Or first add 1 then add 2, some students may want to work with even / odd when adding the 2.

There are 3 plus-three facts for subtraction 8 – 3, 9 – 3, and 10 – 3

A strategy for these facts is to subtract the 3 in two steps: first subtract 2 and then subtract 1. Or first subtract 1 then subtract 2, some students may want to work with even / odd when subtracting the 2.

7+3

3+6

6+3

3+5

3+7

5+3

8-3Think: take away 2, then 1 more

8-2 = 6 -1 5

9-3

10-3