PaginePaginepagineapp.comAdd and subtract within 20, using strategies such as making ten. Work on your own. Then check your answers.
Score: ____ / 10 I can add and subtract within 20, using strategies such as making ten: ☐ yes ☐ almost ☐ not yet
Worksheets › Grade 1 Math › Add and Subtract Within 20 › Add and Subtract Within 20
Free Grade 1 math worksheet (Common Core 1.OA.C.6): add and subtract within 20 — a ten-question quick check (quiz), with answer key. Skill: Add and subtract within 20, using strategies such as making ten. Level: Grade 1 — also suits Year 2 (UK).
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It is designed for Grade 1 (ages 6–7), but use it with any child who is ready.
Add and subtract within 20, using strategies such as making ten.
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Add and Subtract Within 20: Practice A (1.OA.C.6) · Add and Subtract Within 20: Practice B (1.OA.C.6) · Add and Subtract Within 20: Word Problems (1.OA.C.6) · Add and Subtract Within 20: Show Your Thinking (1.OA.C.6)
All 5 add and subtract within 20 sheets → · Grade 1 Math: all 10 skills → · All Common Core grades
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