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NZ Money and Rounding

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NZ Money and Rounding

Help plan a cash purchase at a New Zealand market. For cash totals, round to the nearest 10 cents: amounts ending in 1–4 cents round down, and 5–9 cents round up. Card and electronic payments are usually charged to the exact cent.

Know your money

Read each question carefully and show your understanding of dollars and cents.

1.Which is the decimal value of a New Zealand 50-cent coin?

$0.05
$0.50
$5.00
$50.00

2.Write the value of a $2 coin and a 20-cent coin together as a dollar amount.

3.A New Zealand banknote is worth $15. Is this a standard denomination of New Zealand banknote? Answer yes or no.

TrueFalse

Round for cash

Use the number line to see how an amount between two 10-cent values rounds to the nearer value.

4.The point shows $4.67. Which 10-cent amount is it nearest to for a cash payment?

5.Round $8.24 to the nearest 10 cents for a cash payment.

6.Round $6.85 to the nearest 10 cents for a cash payment.

7.Mei says, “If an item costs $3.47, a card payment must be rounded to $3.50.” Is Mei correct? Explain briefly.

Solve the market-day challenge

Use this stall’s price list to answer the shopping questions. Add the exact prices first, then round the final total only when the customer pays cash.

Item

Price

Apple

$1.35

Muffin

$3.28

Juice

$2.47

Scone

$2.10

8.A customer buys one apple and one muffin. What is the exact total, and what total should they pay in cash after rounding to the nearest 10 cents?

9.Ari buys a muffin and a juice and pays with cash. Calculate the exact total, the rounded cash total, and the change from $10.00.

10.A customer buys an apple, a juice and a scone. Find the exact total and the rounded cash total. Explain why you round after adding the prices rather than rounding each item first.