Number houses (mixed)
Number houses (mixed) helps children practise practising number houses (mixed) with grade-2 arithmetic tasks. Read the short guide, solve one browser task, and print a fresh worksheet when more repetition is useful.
How to solve this
- Read the number houses (mixed) task carefully and underline the numbers you already know.
- Split the numbers into tens and ones. Recombine carefully, and when needed make or break a ten.
- After solving, check whether the answer fits the number range and the question.
Examples
Number house 70: 30 + __
40
Number house 56: 20 + __
36
What children practice
- Number houses (mixed)
- mental addition and subtraction to 100
- regrouping across a ten
- checking with estimates or inverse tasks
Practice online
Try one short exercise in the browser.
Printable worksheet
Create a fresh printable worksheet with an answer key for extra practice on paper.
Related topics
FAQ
What should children know before number houses (mixed)?
It helps if children are comfortable with place value with tens and ones.
What can we do if number houses (mixed) feels hard?
Split the numbers into tens and ones. Recombine carefully, and when needed make or break a ten.
How much practice is enough?
A focused round of 5 to 10 minutes is usually enough for second graders. Stop while the child can still explain one step clearly.