PaginePaginepagineapp.comFluently add and subtract within 20 using mental strategies. Work on your own. Then check your answers.
Score: ____ / 10 I can fluently add and subtract within 20 using mental strategies: ☐ yes ☐ almost ☐ not yet
Worksheets › Grade 2 Math › Fact Fluency Within 20 › Fact Fluency Within 20
Free Grade 2 math worksheet (Common Core 2.OA.B.2): fact fluency within 20 — a ten-question quick check (quiz), with answer key. Skill: Fluently add and subtract within 20 using mental strategies. Level: Grade 2 — also suits Year 3 (UK).
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It is designed for Grade 2 (ages 7–8), but use it with any child who is ready.
Fluently add and subtract within 20 using mental strategies.
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Fact Fluency Within 20: Practice A (2.OA.B.2) · Fact Fluency Within 20: Practice B (2.OA.B.2) · Fact Fluency Within 20: Word Problems (2.OA.B.2) · Fact Fluency Within 20: Show Your Thinking (2.OA.B.2)
All 5 fact fluency within 20 sheets → · Grade 2 Math: all 10 skills → · All Common Core grades
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