Partition two-digit numbers into tens and ones
I can represent and interpret the structure of two-digit numbers on part-part-whole and bar models.
Partition two-digit numbers into tens and ones
I can represent and interpret the structure of two-digit numbers on part-part-whole and bar models.
Lesson details
Key learning points
- Two-digit numbers can be partitioned into tens and ones.
- The order of the digits indicates their value.
Common misconception
Children may reverse the digits in a two-digit number, not understanding the value of each digit, or partition, for example, 54 into 5 and 4
Return to the use of practical equipment and ask children to prove they are right using it. They could also explain their ideas to a friend to encourage them to spot their own errors.
Keywords
Partition - To split a whole up into parts.
Combine - To put parts together to make a whole.
Part - A piece or section of a whole.
Whole - All of something; complete.
Licence
This content is © Oak National Academy Limited (2024), licensed on Open Government Licence version 3.0 except where otherwise stated. See Oak's terms & conditions (Collection 2).
Video
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