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Financial Math (Earning Money)
$.$
Definitions
• Hourly rate = How much you get paid every
hour you are at work.
Question
1. Tim’s first job pays him $15.76 per hour. If he
works 38 hours each week, calculate his
weekly income.
Weekly Income = 38h x $15.76
= $598.88 (2dp)
Find the weekly income for each of the
following workers:
a) Alan who earns $10 per hour and works for 40
hours.
b) Zainab who earns $20 per hour and works for 30.5
hours.
c) Sylince who works 8 hours a day, Monday to
Thursday, and is paid $15.20 per hour.
Have a go before looking at the
answers (WORKING OUT)
Find the weekly income for each of the
following workers:
Mark your Answers
a) Alan who earns $10 per hour and works for 40
hours.
$10 x 40h = $400
b) Zainab who earns $20 per hour and works for 30.5
hours.
$20 x 30.5h = $610
c) Sylince who works 8 hours a day, Monday to
Thursday, and is paid $15.20 per hour.
Total hours = Mon (8h), Tues (8h), Weds (8h), Thurs (8h)
= 32h
Weekly wage = $15.20 x 32h
= $486.40 (2dp) – as real life
Example 1
$10
$20
$40
Have a go before looking at the
answers
2
Example 1
$10
3x10 = $30
30x6 = $180
$20
5x20 = $100
100x5 = $500
$40
4x40 = $160
30+100+160
= $290
2
160x2 = $320
180+500+320
= $1,000
Mark your Answers
Example 2 (in the booklet)
Have a go before looking at the answers
Example 2 (in the booklet)
Jan
42x 28.75 =
$1,207.50
25x 27.40 =
$685.00
1,802.57
$595.07
38.5x46.82=
$1,802.57
1,207.50+685.00
+1802.57 =
$3,695.07
685.00
3,695.07
18.5%
Mark your Answers
1,207.50
“Homework”
I want you guys to complete at least:
For those who wants more practise: