Year 7
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Lesson details
Key learning points
- In this lesson, we will learn how to decrease an amount by a percentage, by using a decimal multiplier.
Licence
This content is made available by Oak National Academy Limited and its partners and licensed under Oak’s terms & conditions (Collection 1), except where otherwise stated.
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3 Questions
Q1.
To increase 300 by 40%, I multiply 300 by...
0.4
140
40
Q2.
To increase 300 by 16%, I multiply 300 by...
0.16
1.6
16
Q3.
To increase 300 by 5%, I multiply 300 by...
0.05
1.5
5
3 Questions
Q1.
To DECREASE 80 by 30%, I multiply 80 by...
0.03
0.3
1.3
Q2.
To DECREASE 80 by 8%, I multiply 80 by...
0.08
0.8
0.98
Q3.
If I decrease 60 by 40%, my answer is...
20
24
42