Year 6 Probability Worksheet — Level 3 — Practice Set 3 — Answers
Answer sheet with worked solutions for the Year 6 probability worksheet.
Year 6 Probability Worksheet — Level 3 — Practice Set 3 — Answers
Write each probability as a fraction in simplest form.
1.A fair six-sided die is rolled. What is the probability of rolling a prime number?
Answer:
- Favourable outcomes: 3 out of 6
2.A fair six-sided die is rolled. What is the probability of rolling a multiple of 3?
Answer:
- Favourable outcomes: 2 out of 6
3.A bag has 3 red, 5 blue and 6 green marbles. One is chosen at random. What is the probability it is green?
Answer:
- Total marbles: 14
- P(green) = 6/14 =
4.The probability that it rains tomorrow is . What is the probability that it does not rain?
Answer:
- P(not rain) = 1 − =
5.A fair six-sided die is rolled. What is the probability of rolling an even number?
Answer:
- Favourable outcomes: 3 out of 6
6.The probability that it rains tomorrow is . What is the probability that it does not rain?
Answer:
- P(not rain) = 1 − =
7.A bag has 2 red, 6 blue and 3 green marbles. One is chosen at random. What is the probability it is green?
Answer:
- Total marbles: 11
- P(green) = 3/11 =
8.A bag has 6 red, 3 blue and 6 green marbles. One is chosen at random. What is the probability it is green?
Answer:
- Total marbles: 15
- P(green) = 6/15 =
9.A bag has 3 red, 3 blue and 4 green marbles. One is chosen at random. What is the probability it is red?
Answer:
- Total marbles: 10
- P(red) = 3/10 =
10.A bag has 5 red, 1 blue and 3 green marbles. One is chosen at random. What is the probability it is green?
Answer:
- Total marbles: 9
- P(green) = 3/9 =
Marking tips
- Give credit for correct method even when the final answer slips — the working shows where the thinking went right.
- For open-ended tasks, use the success criteria as a checklist rather than looking for one "right" answer.
- Celebrate what went well first, then pick one thing to work on next.