Ratio Problems: Sharing, Combining & Changing Ratios

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About Course

Go beyond simple ratio and learn to solve the multi-step ratio problems that appear in GCSE maths: sharing when you know the difference or one share, combining two ratios into one, and “before and after” problems where a ratio changes. Every method is shown with a worked example.

Tutwoo is an independent learning provider. This course supports maths learning and revision and is not produced or endorsed by any exam board. It is not an accredited qualification.

What Will You Learn?

  • Share amounts in a ratio when you know the total, one share or the difference
  • Combine two ratios with a common term into a three-part ratio
  • Solve “before and after” problems where a ratio changes
  • Link ratios to fractions and write ratios in the form 1 : n

Course Content

Course Lessons

  • Ratio, fractions and the bar model
  • Sharing: total, one share or the difference
  • Combining two ratios
  • Before-and-after problems

Sources & Further Reading
The official guidance this course is based on.

Final Assessment

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