Maths 3 - Adding 2 digit multiples of 10 to 2 digit multiples of 10

Today I am focusing of adding multiples of 10 together. In the video we look at the vocabulary and a few different ways of to how to add multiples of ten together. 

Watch the video to find out more! 

I wonder if you can answer these questions! 

1. 10+10=
2. 30+20=
3. 40+30=
4. 50+40=
5. 60+30=
6. 70+10=
7. 80+10=
8. 20+60=
9. 30+40=
10. 40+10=

Here is the 100 square to help you! (If you still need it!!)

Don't forget my top tips to help you add multiples of 10! 

I hope it helps!