What is 30 + 40?

How many tens do you get by adding 6 tens and 2 tens? What number is this equal to?

What is 60 + 7?

What is 70 + 3?

What is 30 + 40?

How many tens do you get by adding 6 tens and 2 tens? What number is this equal to?

What is 60 + 7?

What is 70 + 3?
