How should probability answers be written?

These keys use simplified fractions, for example 3/8 or 1/2. Any equivalent fraction, decimal or percent is also correct.

How do I print or save these worksheets as a PDF?

Click Print worksheet and choose your printer, or pick “Save as PDF” as the destination to keep a digital copy. The answer key prints on its own page.

Can I get a fresh set of problems?

Yes. Click New problems for a brand new randomly generated worksheet, as many times as you like.

Is this worksheet generator free?

Yes. Every generator on the site is free to use, with no account, no watermark and unlimited printing for classroom or home use.

Probability worksheet generator

Single-event probability practice. Answers are written as simplified fractions so students also review equivalent fractions along the way.

Probability

Name: Date:

1.
A bag holds 8 red, 3 blue and 3 green marbles. P(green)?
2.
A bag holds 5 red, 3 blue and 1 green marbles. P(green)?
3.
A bag holds 8 red, 7 blue and 3 green marbles. P(green)?
4.
A bag holds 8 red, 8 blue and 4 green marbles. P(red)?
5.
A bag holds 4 red, 3 blue and 5 green marbles. P(green)?
6.
A bag holds 6 red, 7 blue and 5 green marbles. P(blue)?
7.
A bag holds 4 red, 1 blue and 2 green marbles. P(red)?
8.
A bag holds 7 red, 1 blue and 2 green marbles. P(red)?
9.
A bag holds 6 red, 8 blue and 3 green marbles. P(red)?
10.
A bag holds 1 red, 6 blue and 5 green marbles. P(red)?
11.
A bag holds 5 red, 6 blue and 6 green marbles. P(red)?
12.
A bag holds 5 red, 8 blue and 4 green marbles. P(green)?
13.
A bag holds 4 red, 3 blue and 2 green marbles. P(blue)?
14.
A bag holds 6 red, 3 blue and 1 green marbles. P(green)?
15.
A bag holds 4 red, 8 blue and 1 green marbles. P(red)?
16.
A bag holds 2 red, 7 blue and 3 green marbles. P(green)?
17.
A bag holds 4 red, 1 blue and 3 green marbles. P(green)?
18.
A bag holds 8 red, 7 blue and 2 green marbles. P(red)?

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Probability

Name: Date:

19.
A bag holds 5 red, 2 blue and 4 green marbles. P(red)?
20.
A bag holds 7 red, 8 blue and 2 green marbles. P(green)?

www.timvandevall.com© Tim’s Printables LLC · Page 2 of 2

Probability — Answer Key

Name: Date:

1.
A bag holds 8 red, 3 blue and 3 green marbles. P(green)?
3/14
2.
A bag holds 5 red, 3 blue and 1 green marbles. P(green)?
1/9
3.
A bag holds 8 red, 7 blue and 3 green marbles. P(green)?
1/6
4.
A bag holds 8 red, 8 blue and 4 green marbles. P(red)?
2/5
5.
A bag holds 4 red, 3 blue and 5 green marbles. P(green)?
5/12
6.
A bag holds 6 red, 7 blue and 5 green marbles. P(blue)?
7/18
7.
A bag holds 4 red, 1 blue and 2 green marbles. P(red)?
4/7
8.
A bag holds 7 red, 1 blue and 2 green marbles. P(red)?
7/10
9.
A bag holds 6 red, 8 blue and 3 green marbles. P(red)?
6/17
10.
A bag holds 1 red, 6 blue and 5 green marbles. P(red)?
1/12
11.
A bag holds 5 red, 6 blue and 6 green marbles. P(red)?
5/17
12.
A bag holds 5 red, 8 blue and 4 green marbles. P(green)?
4/17
13.
A bag holds 4 red, 3 blue and 2 green marbles. P(blue)?
1/3
14.
A bag holds 6 red, 3 blue and 1 green marbles. P(green)?
1/10
15.
A bag holds 4 red, 8 blue and 1 green marbles. P(red)?
4/13
16.
A bag holds 2 red, 7 blue and 3 green marbles. P(green)?
1/4
17.
A bag holds 4 red, 1 blue and 3 green marbles. P(green)?
3/8
18.
A bag holds 8 red, 7 blue and 2 green marbles. P(red)?
8/17

Probability — Answer Key

Name: Date:

19.
A bag holds 5 red, 2 blue and 4 green marbles. P(red)?
5/11
20.
A bag holds 7 red, 8 blue and 2 green marbles. P(green)?
2/17

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Frequently asked questions

How should probability answers be written?: These keys use simplified fractions, for example 3/8 or 1/2. Any equivalent fraction, decimal or percent is also correct.
How do I print or save these worksheets as a PDF?: Click Print worksheet and choose your printer, or pick “Save as PDF” as the destination to keep a digital copy. The answer key prints on its own page.
Can I get a fresh set of problems?: Yes. Click New problems for a brand new randomly generated worksheet, as many times as you like.
Is this worksheet generator free?: Yes. Every generator on the site is free to use, with no account, no watermark and unlimited printing for classroom or home use.