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Wednesday, 3 February 2016

Writing and Solving Patterns with Variables - John's Total Earnings


The Situation:
John earns $8 for each hour he works at the corner store.

Write the situation as a Math expression with a variable for “hours worked”.
8*h

Complete the following table using your Math expression
Number of hours worked
Expression (Pattern Rule)
Total $ Earned
0
8*0
$0
1
8*1
$8
2
8*2
$16
3
8*3
$24
4
8*4
$32
5
8*5
$40
40
8*40
$320
110
8*110
$880
5,002
8*5002
$40016

Complete the following table.
For these questions, you will need to alter your math expression to work backwards.
Number of hours worked
Expression (Pattern Rule)
Total $ Earned
1
8*1
8
2
8*2
16
10
8*10
80
100
8*100
800
12
8*12
96
1.5
8*1.5
12

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