BUILD FLUENCY. EARN YOUR ASCENT.Sign in Year 3
Represent Australian money in different ways and solve purchase problems.
Free examples and worked answers. No account needed.
Practise the method.
Represent Australian money in different ways and solve purchase problems.
Represent Australian money in different ways and solve purchase problems.
Example 1
You have 3 one-dollar coins, 2 fifty-cent coins, 2 twenty-cent coins and 3 five-cent coins. What is the total value in cents?
Show worked answer
Answer: 455
- Find the value of each group: 300c,100c,40c and 15c.
- Add the values to get 455 cents, which is $4.55.
Example 2
You have 2 one-dollar coins, 1 fifty-cent coin, 3 twenty-cent coins and 2 five-cent coins. What is the total value in cents?
Show worked answer
Answer: 320
- Find the value of each group: 200c,50c,60c and 10c.
- Add the values to get 320 cents, which is $3.20.
Example 3
A notebook costs $1.95. You pay with $5.00. How much change should you receive, in cents?
Show worked answer
Answer: 305
- Change is the amount paid minus the price.
- 500c−195c=305c change ($3.05).
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