These sequenced worksheets can be used as morning work or with any math program as an introduction or practice.
The charming quality of the graphics would also allow for pages to be printed on cardstock and used with erasable markers in math centers.
This 59 page collection includes an answer key.
This collection includes:
Place value into 100’s
Rounding to the nearest 10
Addition and Subtraction within 1000
Adding and Subtracting with regrouping
This addresses the following CCSS:
For more math practice, try this link.
Math Ocean Theme- Place Value, Fractions, & Addition With/Without Regrouping
If you're looking for some games to reinforce basic math skills, try these links.
Bingo Game for Multiplication Tables 0,1,2,5, and 10 Tables Ocean Beach Theme
Bingo Game Multiplication Tables 0-10 Ocean Theme