K.OA.3, 1.OA.6
Make 10
Break apart 10
Draw to make 10
Take from 10
Add to make 10
More challenging than Make 10, because the challenge problems do not break 10 into more than two parts.
Find the missing part to make 10 using the following formats:
x and ___ make 10
___ and x make 10
10 is y and ___
10 is ___ and y