Mental and written addition and subtraction
Mathematics · Addition & Subtraction · procedural
Solve addition and subtraction problems using mental and written methods, including problems involving numbers, quantities, and measures
What mastery looks like
- Solve a two-step problem: 'I had 35p, spent 12p, then found 5p. How much now?'
- Choose an appropriate method (mental or written) for a given problem
- Solve problems involving measures, e.g. 'a ribbon is 45cm, I cut off 18cm'
Check your understanding
If Mental and written addition and subtraction is given a problem involving lengths, weights, or prices, can they decide whether to add or subtract and carry out the calculation correctly?
Prerequisites
Required first
Helpful
Unlocks (0 directly)
None.