There are 20 cards that would be a good review for Math Expressions Unit 1 for 1st grade.
The cards ask 1 of 4 different things:
1. Use the 5 group to tell how many.
2. Use the 5 group. Add the extra dots to make a number.
3. Math Mountains - write the missing partner
4. Equations to fill in the missing partner.
Black and white version included too.