Calculation grid with tens
Calculation grid with tens helps children practise practising calculation grid with tens 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 calculation grid with tens task carefully and underline the numbers you already know.
- Full tens behave like simple numbers with a zero attached: 30 + 20 works like 3 + 2 tens.
- After solving, check whether the answer fits the number range and the question.
Examples
20 + 30 = ?
50
47 - 12 = ?
35
What children practice
- Calculation grid with tens
- counting in tens
- adding and subtracting full tens
- using inverse operations to check
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 calculation grid with tens?
It helps if children are comfortable with counting by tens and knowing the full tens to 100.
What can we do if calculation grid with tens feels hard?
Full tens behave like simple numbers with a zero attached: 30 + 20 works like 3 + 2 tens.
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.