Solve problems involving the relative size of two quantities (Part 2)
Solve problems involving the relative size of two quantities (Part 2)
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Lesson details
Key learning points
- In this lesson, we will solve problems involving the relative size of two quantities, where multi-step scaling is necessary.
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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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4 Questions
Q1.
Enlarge 12 by scale factor 1/4.
48
8
Q2.
Enlarge 30 by scale factor 1/6.
18
180
Q3.
Enlarge 2.5 by scale factor 7.
-5.5
9.5
Q4.
Enlarge 4.8 by scale factor 1/2.
1.2
9.6
3 Questions
Q1.
How much butter is needed to ice four cakes?
47.5 g
95 g
Q2.
How much icing sugar is needed to ice eight cakes?
190 g
95 g
Q3.
How many tablespoons of milk are needed to ice eight cakes?
0.5
1.5