📝 Probability: Practice B (7.SP.C.7)

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Develop probability models and find probabilities of events. Solve each problem.

1. A bag has 1 red, 3 blue, 2 green marbles. P(blue) = ___

2. A spinner has 8 equal sections, 5 are red. P(not red) = ___

3. A bag has 4 red, 8 blue, 2 green marbles. P(blue) = ___

4. A spinner has 8 equal sections, 7 are red. P(not red) = ___

5. A bag has 4 red, 5 blue, 2 green marbles. P(blue) = ___

6. A spinner has 8 equal sections, 3 are red. P(not red) = ___

7. A bag has 8 red, 1 blue, 7 green marbles. P(blue) = ___

8. A bag has 5 red, 5 blue, 1 green marbles. P(blue) = ___

9. A bag has 8 red, 3 blue, 3 green marbles. P(blue) = ___

10. A spinner has 8 equal sections, 1 are red. P(not red) = ___

11. A bag has 1 red, 5 blue, 4 green marbles. P(blue) = ___

12. A bag has 4 red, 5 blue, 7 green marbles. P(blue) = ___

Answer key: 1) 1/2 · 2) 3/8 · 3) 4/7 · 4) 1/8 · 5) 5/11 · 6) 5/8 · 7) 1/16 · 8) 5/11 · 9) 3/14 · 10) 7/8 · 11) 1/2 · 12) 5/16

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Worksheets › Grade 7 Math › Probability › Probability

Grade 7 (ages 12–13)Numbers & mathsFree printable PDF

About this grade 7 worksheet

Free Grade 7 math worksheet (Common Core 7.SP.C.7): probability — a second set of twelve practice problems, with answer key. Skill: Develop probability models and find probabilities of events. Level: Grade 7 — also suits Year 8 (UK).

For teachers: skills & standards

CCSS 7.SP.C.7: Develop probability models and find probabilities of events
Works as a morning-work page, a centre/station activity, homework or an early-finisher task.

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It is designed for Grade 7 (ages 12–13), but use it with any child who is ready.

What skills does it build?

Develop probability models and find probabilities of events.

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More “Probability” printables (7.sp.c.7: develop probability models and find probabilities of events)

Probability: Practice A (7.SP.C.7) · Probability: Mixed Practice & Reasoning (7.SP.C.7) · Probability: Show Your Thinking (7.SP.C.7) · Probability: Quick Check (7.SP.C.7)

All 5 probability sheets → · Grade 7 Math: all 10 skills → · All Common Core grades

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