More Math Games to Play
Math Monster Subtraction - Learning Connections
Essential SkillsMental Math - practice subtracting numbers
Common Core Connection for Grades 1 and 2Apply properties of operations as strategies to add and subtract.
Add and subtract within 20, demonstrating fluency for addition and subtraction within 10.
Add within 100, including adding a two-digit number and a one-digit number.
Fluently add and subtract within 20 using mental strategies.