:Party Time
Trend Task
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Approach: Station Level: Year 4
Focus: Adding costs and calculating change, with calculator available.
Resources: Priced packets of candles ($1.00), balloons ($1.25), sweet bags ($1.10) and invitations ($ .95); calculator.
1.4MB
   Questions/instructions:
You have some shopping for a birthday party.
balloons

invitation cards

candles

sweet bags

% responses
2001 ('97)
y4
1. How much do the 4 packets cost altogether?
Answer:
$4.30
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42 (46)
2. If you had $5 to pay for the shopping,how much change should you get?
Answer:

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correct, given answer in 1
38 (31)
3. If you had $10 to pay for the shopping,how much change should you get?
Answer:

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correct, given answer in 1 
32 (32)
 
Total score:
3
21 (19)
2
16 (13)
1
16 (26)
0
47 (42)
Commentary
Even with a calculator available, less than half the students correctly totalled the four prices. Fewer calculated the change appropriately.
 
Chapter Graphic
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