MathYear 3

Year 3 Numeracy – Chance 1

Interactive practice test with 20 questions on chance words, spinners, coins, dice and counting outcomes, in the style of the Year 3 NAPLAN Numeracy test. 20 minutes.

How likely is it that the sun will rise tomorrow morning?

certainlikelyunlikelyimpossible

A bag has 10 red marbles and nothing else. Jo takes one marble without looking. How likely is it that she takes a blue marble?

certainlikelyunlikelyimpossible

A bag has 9 green counters and 1 yellow counter. Ella picks one without looking. Which colour is she most likely to pick?

greenyellowBoth are equally likely

A spinner has 4 equal parts. 3 parts are red and 1 part is blue. How likely is the spinner to land on blue?

certainlikelyunlikelyimpossible

Choose the best word for each event.

A dog will fly to the moon. ₁

You roll a normal dice and get a number less than 7. ₂

Blank 1: impossible · likely · certain

Blank 2: impossible · unlikely · certain

Rosa flips a coin. Which of these is true?

Heads is more likelyTails is more likelyHeads and tails are equally likely

Circle 2 words in the sentence below.

A normal dice has the numbers 1, 2, 3, 4, 5 and 6. Which 2 of these numbers are impossible to roll?

02467

Max rolls a normal dice. How many different numbers could he roll?

56712

A bag has 5 red balls and 5 blue balls. Ivy takes one without looking. Which is true?

Red is more likelyBlue is more likelyRed and blue are equally likely

10.

A spinner has 8 equal parts. 5 parts are yellow, 2 parts are green and 1 part is purple. Which colour is the spinner least likely to land on?

greenpurpleyellow

11.

A box has 6 apples 🍎🍎🍎🍎🍎🍎 and 2 pears 🍐🍐. Sam takes one piece of fruit without looking. Choose the missing words.

Sam is more likely to take ₁.

Taking a banana is ₂.

Blank 1: an apple · a pear

Blank 2: likely · unlikely · impossible

12.

Which event is impossible?

Rolling a 3 on a normal diceGetting heads when you flip a coinRolling an 8 on a normal diceSeeing a cloud in the sky this week

13.

Each bag has 10 marbles. Which bag gives the best chance of picking a red marble?

Bag A: 2 red and 8 blueBag B: 5 red and 5 blueBag C: 8 red and 2 blueBag D: 0 red and 10 blue

14.

Circle 3 words in the sentence below.

Lucy picks one card from cards numbered 1 to 10. She wins if her card is bigger than 7. Which 3 numbers make Lucy win?

12345678910

15.

Jack has a red shirt and a blue shirt. He also has black shorts and white shorts. How many different outfits of 1 shirt and 1 pair of shorts can he make?

2346

16.

Mia says, 'I will see a kangaroo in my classroom today.' Which word best describes this?

certainlikelyunlikely

17.

A jar has 3 red, 3 green and 6 yellow lollies. Tom takes one without looking. Choose the missing words.

The most likely colour is ₁.

Red and green are ₂ likely.

Blank 1: red · green · yellow

Blank 2: more · less · equally

18.

Nina's spinner has 8 equal parts. It is more likely to land on red than blue. Which could be Nina's spinner?

2 red parts and 6 blue parts4 red parts and 4 blue parts6 red parts and 2 blue parts

19.

Circle 2 words in the sentence below.

Ben rolls a normal dice. He wins if he rolls a number less than 3. Which numbers make Ben win?

123456

20.

A bag has 4 blue marbles and 1 red marble. Kai adds some red marbles so that red and blue are equally likely. How many red marbles does he add?

1345