Year 10
Foundation
Year 10
Foundation

Repeated percentage decrease

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Lesson details

Key learning points

  1. In this lesson, we will learn how to apply a repeated percentage decrease by using multipliers

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.
Which two decimals would increase an amount by 10%, followed by 5%?
0.1 and 0.05
1.01 and 1.05
Correct answer: 1.1 and 1.05
1.1 and 1.5
Q2.
What could a multiplication of 1.03 followed by a multiplication of 1.45 represent?
An increase of 0.3%, then an increase of 4.5%
An increase of 3%, then an increase of 4.5%
Correct answer: An increase of 3%, then an increase of 45%
An increase of 30%, then an increase of 45%
Q3.
An image in a quiz
a
Correct answer: b
c
d

3 Questions

Q1.
Which two decimals would decrease an amount by 10%, followed by 20%?
0.1 and 0.2
0.9 and 0.2
Correct answer: 0.9 and 0.8
1.1 and 1.2
Q2.
What could a multiplication of 0.7 followed by a multiplication of 0.5 represent?
A decrease of 30%, then a decrease of 5%
Correct answer: A decrease of 30%, then a decrease of 50%
A decrease of 70%, then a decrease of 5%
A decrease of 70%, then a decrease of 50%
Q3.
An image in a quiz
a
b
Correct answer: c
d