Hint



6
3
–
2
5
Do you need to rename a ten to do this sum?
Yes
No
6
3
–
2
5
You must cross out the 6.
How many tens are there in the ten house now?
Submit
5
6
3
–
2
5
We bring the ten over to the units house.
There are already 3 units here.
How many units are there in the unit house now?
Submit
5
13
6
3
–
2
5
Now you can subtract the units!
Submit
5
13
6
3
–
2
5
8
Now you can subtract the tens!
Submit