Monster math triple digit subtraction activity for 2nd and 3rd grade: match 24 monster problem cards to cookie answers, with a recording sheet and answer key included.

This diving for sums add subtract within 1000 activity gives 2nd and 3rd Grade children 16 clip cards, a Dive Log and a practice page, with an answer key included for fast checking.

This subtraction with 6-7-8-9 differences activity is a snowy card sort for kindergarten and 1st grade students. Solve each fact, sort it under its snowflake, and check with the answer key included.

In this Popcorn Mental Math Activity, students mentally add and subtract 10 or 100 to a given number 100–900.

In this Let's Go on a Trip Addition Subtraction Within 100 Activity, students add and subtract within 1000, using concrete models or drawings and strategies.

Using Subtraction BINGO, students play BINGO to solve subtraction problems to 20 and build fact fluency.

Using Pirate Addition to 12 Activity, students match addition equation cards with sum cards to build addition fact fluency skills.

This subtraction with 2-3-4-5 differences activity is a winter card sort for kindergarten and 1st grade. Children solve facts within 10, sort each card under its snowflake, and check with the answer key included.