Number bonds · 10

Number Bonds of 10

5 pairs of numbers from 1 up make 10, including the double 5 + 5. Add 0 and 10 and that's 6.

The pairs that make 10

10191028103710461055

How to learn the bonds of 10

Ten is the bond that matters most. These pairs fill a ten-frame exactly, and they're the stepping stone for every sum that crosses 10.

Play the bonds of 10 game

Every question makes 10

Free to play · no signup · works on phones, tablets and computers

Open the game full screen

Quick quiz

Bonds of 10 FAQ

What are the number bonds of 10?

0 and 10, 1 and 9, 2 and 8, 3 and 7, 4 and 6, 5 and 5. Each pair works turned around too.

How many number bonds does 10 have?

6 pairs, counting 0 and 10. The middle pair is a double, 5 and 5, because 10 is even.

Is Sumtown really free?

Yes. The whole game plays free in your browser, with no signup, no ads and no time limit. All fourteen mini games are in it. An iPhone app is on its way, and you can read what it will add.

An app is on its way

We're building a Sumtown app for iPhone with the parts that need a real app: offline play for car rides, a town map that remembers how far your child got, and a parent report on every fact. Until then, the whole game is free right here.

Coming soon on theApp Store