Lesson

Can you remember the words we can use to describe chance ?

What is the chance of winning the lottery?

A

Impossible

B

Unlikely

Worked Solution

Idea summary

If an event is impossible, then it cannot happen.

If an event is unlikely, then it rarely happens or probably won't happen.

Do you know how to use and interpret the actions of a spinner or a die? This video will show you how.

If you spin this spinner:

a

What is the most likely symbol to spin?

A

B

C

Worked Solution

b

What is the likelihood of spinning an apple?

A

Unlikely

B

Likely

C

Even chance

Worked Solution

Idea summary

If something appears on a spinner or die more than half the time, then it will be likely to land on.

If something appears on a spinner or die less than half the time, then it will be unlikely to land on.

Playing cards are often used as a prop when exploring chance. This video will show you what is in a deck of cards so you can make sense of chance questions about cards.

These four cards are shuffled and you draw one at random:

a

What are the chances of drawing a Jack, Queen, or King?

A

Unlikely

B

Likely

C

Even chance

Worked Solution

b

What are the chances of drawing a card with a number less than 4?

A

Unlikely

B

Likely

C

Even chance

Worked Solution

Idea summary

Whatever we use to look at chance, it's important to consider all of the possible outcomes, as well as the total objects we have.

List outcomes of chance experiments involving equally likely outcomes and represent probabilities of those outcomes using fractions