Mathematics·Addition & Subtraction·procedural
Number bonds
Recall number bonds (addition and related subtraction facts) within 20
Suggested ages 5–6
Learning journey
Your child is building a strong foundation in addition and subtraction, learning to combine and separate numbers up to 20 using objects, drawings, and mental strategies.
Evidence of understanding
- Quickly recall that 8 + 5 = 13
- Given 13 – 5, respond 8 using knowledge of related addition fact
- Know all pairs of single-digit numbers that sum to numbers up to 20
Assessment prompt
Can Number bonds quickly recall facts like '8 + 7 = 15' and immediately know that '15 − 7 = 8' — without having to work out the subtraction from scratch?
Standards alignment
Maths/Y1/AS/2GB · uk-nc-2013
Number bonds and subtraction facts within 20
The national curriculum in England: Key stages 1 and 2 framework document · Key Stage 1