Find the missing number — taking away within 20
✓ Core — a statutory requirement of the National Curriculum
Your child does this by reading a number sentence with the counters still under it.
DumDum Maths
This is staging, where changes are checked before they go live. The real site is app.dumdummaths.com.
DumDum Maths
✓ Core — a statutory requirement of the National Curriculum
Your child does this by reading a number sentence with the counters still under it.