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G S Rehill's Interactive Maths Software Series - "Building a Strong Foundation in Mathematics" from mathsteacher.com.au.

Order a 12-month Year 7 Interactive Maths software Homework Licence for only $19.95. Order a 12-month Year 8 Interactive Maths software Homework Licence for only $19.95. Order a 12-month Year 9 Interactive Maths software Homework Licence for only $19.95. Order a 12-month Year 10 Interactive Maths software Homework Licence for only $19.95.

Year 7 Interactive Maths - Second Edition


Finding a Percentage of a Quantity

To find a certain percentage of a given quantity, we multiply it by the corresponding fraction.


Example 7

Find 20% of 45.

Solution:

20% of 45 = 9


Example 8

Find 3 1/2% of $80.

Solution:

3 1/2% of $80 = $2.80

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