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💬 Fact Fluency Within 20: Word Problems (2.OA.B.2)

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Fluently add and subtract within 20 using mental strategies. Read each problem. Draw or write to solve. Label your answer.

1. Jin has 3 marbles and gets 12 more. How many marbles now?
Work
Answer: ______________
2. Ava had 15 marbles. Ava gave away 8. How many marbles are left?
Work
Answer: ______________
3. Zara has 14 marbles and gets 6 more. How many marbles now?
Work
Answer: ______________
4. Grace had 6 cookies. Grace gave away 1. How many cookies are left?
Work
Answer: ______________
5. Amara has 3 flowers and gets 16 more. How many flowers now?
Work
Answer: ______________
6. Mateo had 19 flowers. Mateo gave away 16. How many flowers are left?
Work
Answer: ______________
Answer key: 1) 15 · 2) 7 · 3) 20 · 4) 5 · 5) 19 · 6) 3
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Worksheets › Grade 2 Math › Fact Fluency Within 20 › Fact Fluency Within 20

Grade 2 (ages 7–8)Numbers & mathsFree printable PDF

About this grade 2 worksheet

Free Grade 2 math worksheet (Common Core 2.OA.B.2): fact fluency within 20 — real-world word problems, with answer key. Skill: Fluently add and subtract within 20 using mental strategies. Level: Grade 2 — also suits Year 3 (UK).

For teachers: skills & standards

Frequently asked questions

Is this worksheet free?

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What age is it for?

It is designed for Grade 2 (ages 7–8), but use it with any child who is ready.

What skills does it build?

Fluently add and subtract within 20 using mental strategies.

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Pagine's free library has 20,000+ children's books you can read in the Pagine e-reader or the free Pagine app — sorted by age and grade, with free audiobooks too.

More “Fact Fluency Within 20” printables (2.oa.b.2: fluently add and subtract within 20 using mental strategies)

Fact Fluency Within 20: Practice A (2.OA.B.2) · Fact Fluency Within 20: Practice B (2.OA.B.2) · Fact Fluency Within 20: Show Your Thinking (2.OA.B.2) · Fact Fluency Within 20: Quick Check (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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