Mathematics·Number Representation & Place Value·conceptual
The two digits of a two-digit number
Understand that the two digits of a two-digit number represent amounts of tens and ones
Suggested ages 6–7
Learning journey
Your child is learning how numbers work by understanding place value — discovering that in two-digit numbers, each digit has a different value depending on whether it represents tens or ones.
Evidence of understanding
- Explain that in 47, the 4 represents 4 tens (40) and the 7 represents 7 ones
- Use base-ten blocks to show a two-digit number as tens and ones
- Identify the tens digit and ones digit in any two-digit number
Assessment prompt
If The two digits of a two-digit number sees the number 47, can they tell you there are 4 tens (forty) and 7 ones — rather than just reading the digits as 'four seven'?
Standards alignment
1.NBT.2US · ccss-math
Understand place value of two-digit numbers
Common Core State Standards for Mathematics · 1
Maths/Y2/NPV/2GB · uk-nc-2013
Recognise place value
The national curriculum in England: Key stages 1 and 2 framework document · Key Stage 1