Mastery: Reasoning and Problem-Solving
- Tim buys a DVD and Frog finds the change from £10. He says it is £3.46. How much was the DVD?
Complete each diagram.
- Write a list of ‘Top Tips’ for how you would find the difference between these two prices: £4.52 and £6.18.
In-depth investigation: Dicey Operations in Line
Adapt Game 2 to subtract pairs of 3-digit numbers, aiming for a difference as close as possible to 400. Dicey Operations in Line from nrich.maths.org.