Ratio and proportion
Simplifying, sharing, rates, speed and scale. 12 skills, 36 sets, generated fresh every time.
- Simplifying a ratioNumbers 4–108; 82% share a factor larger than three.Starter · Standard · Stretch
- Finding the missing number in a proportionNumbers 2–72.Starter · Standard · Stretch
- Working out a rate for oneNumbers 3–180.Starter · Standard · Stretch
- Comparing two ratesNumbers 2–19.Starter · Standard · Stretch
- Sharing an amount in a given ratioNumbers 1–270; every one will split into shares of different sizes.Starter · Standard · Stretch
- Reading a scale drawingNumbers 1–100.Starter · Standard · Stretch
- Average speed from a distance and a timeNumbers 2–405.Starter · Standard · Stretch
- Distance from a speed and a timeNumbers 2–45.Starter · Standard · Stretch
- Time from a distance and a speedNumbers 15–405.Starter · Standard · Stretch
- A ratio as a fraction of the wholeNumbers 1–9; every one will ask for a share of the whole rather than of the other part.Starter · Standard · Stretch
- Filling in an equivalent ratioNumbers 2–72; every one will scale a whole ratio up.Starter · Standard · Stretch
- Sharing in a three-part ratioNumbers 1–247; every one will split into three shares.Starter · Standard · Stretch
The years these sit in
Our judgement about where each skill usually falls, not a standard — printed so you can disagree with it.