Problem solving with fractions and ratios
I can use my knowledge of fractions and ratios to solve problems.
Problem solving with fractions and ratios
I can use my knowledge of fractions and ratios to solve problems.
Lesson details
Key learning points
- Any fraction can be turned into a ratio.
- Moving between fractions and ratios can make a problem easier.
- There can be lots of information, it is important to think about what is required to solve the problem.
Common misconception
Always dividing the amount by the sum of the 'parts' of the ratio to get one 'part'.
Offer opportunities to match problems to bar models ensure the same numbers are used to highlight the differences.
Keywords
Proportion - Proportionality means when variables are in proportion if they have a constant multiplicative relationship.
Ratio - A ratio shows the relative sizes of 2 or more values and allows you to compare a part with another part in a whole.
Licence
This content is © Oak National Academy Limited (2024), licensed on Open Government Licence version 3.0 except where otherwise stated. See Oak's terms & conditions (Collection 2).
Video
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