koa4 Worksheets
Operations and Algebraic Thinking
Understand addition as putting together and adding to, and understand subtraction as taking apart and taking from.
4For any number from 1 to 9, find the number that makes 10 when added to the given number, e.g., by using objects or drawings, and record the answer with a drawing or equation.
koa4
koa4

- Find the missing number that pairs with another number to make 10.
- Build speed and confidence with addition facts that add up to 10.
- Notice patterns in complements to 10 (like 1 goes with 9, 2 goes with 8).