Probability: the probability of landing on blue

In this Grade 7 lesson on Probability, you will practice solving problems like: "A spinner has 20 equal sections and 8 are blue. What is the probability of landing on blue?". Work through each problem carefully, use the hints if you need help, and check your answers. This builds your understanding of probability step by step.

Watch how

A spinner has 20 equal sections and 8 are blue. What is the probability of landing on blue?

1Read the problem carefully: "A spinner has 20 equal sections and 8 are blue. What is the probability of landing on blue?"

Problem 1 of 5

1

Problem 1

A spinner has 20 equal sections and 8 are blue. What is the probability of landing on blue?

Problem 2 of 5

2

Problem 2

A bag has 10 marbles and 6 are red. What is the probability of picking a red marble?

Problem 3 of 5

3

Problem 3

A spinner has 10 equal sections and 3 are blue. What is the probability of landing on blue?

Problem 4 of 5

4

Problem 4

A spinner has 20 equal sections and 18 are blue. What is the probability of landing on blue?

Problem 5 of 5

5

Problem 5

There are 52 cards. 32 have stars. What is the probability of drawing a star card?

Nice work!

You got 0 of 5 right.

Next: Probability: the probability of landing on blue All lessons

🎯

Next Smart Lesson

We'll pick a lesson that matches exactly where your math is right now.

✨ More to explore

🌍 Where you'd use this: News articles, sports apps, and weather forecasts are all data problems. Read them like a detective.

🤯 Fun fact: 🤯 The most common starting digit in real-world numbers is 1 — that's a real law called Benford's Law.

🏆 Try this week: Watch the news once and find a graph. Tell someone what's wrong (or right) about it.

👨‍👩‍👧 At dinner: “What's something we could chart at home? Steps? Bedtime? Snacks?”

🎲Share card

Challenge a friend

Send it to a parent looking for a 5-minute math win that doesn't feel like homework.

Probability: the probability of landing on blue

Problem 1

Problem 2

Problem 3

Problem 4

Problem 5

Next Smart Lesson

Challenge a friend

Probability: the probability of landing on blue

Done with math? Try something else

Your Cart (0)