This creative math center will quickly become a class favorite in your room! Students can complete it independently over and over, while you can check their work after. This activity is highly engaging and gives you plenty of time to meet with small groups during your math block.

Please note:
This is the subtraction version of Solve it! Students will practice addition within 30.
The other versions available are: addition, place value, and number sense.

You can grab all 4 in the DISCOUNTED BUNDLE HERE!

In this unit:
Spinner with directions on how to make it
30 different solve it sheets (half-pages)
Answer Key
Blank pages for you (and students) to make their own codes to solve!

Download the preview for a closer look.

Enjoy!