Subtraction Within 10
1.OA.6 — Add and subtract within 20; fluently add and subtract within 10. Strategies include making ten, decomposing to a ten, and using known equivalents
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What is on the three Subtraction Within 10 worksheets
- Support
- draws ten frames beside every problem.
- On level
- The grade's own level, with no drawings.
- Challenge
- moves the missing number out of the answer slot, and uses the harder cases.
Example problems from the on-level sheet
- 4 - 1 = ___
- 8 - 3 = ___
- 2 - 1 = ___
Every sheet is generated, so the numbers are different each time you make one.
Before this: K.OA.5 — fluently add and subtract within 5; 1.OA.5 — relate counting to addition and subtraction (counting on / counting back).