Using the commutative property, what is 90 + 27?

Calculate 50 + 67 quickly.

If you add 27 and 90, what is the result?

What is the sum of 30 + 87?

Using the commutative property, what is 87 + 30?

What is 100 + 25?

If you have 27 apples and you add 90 more, how many apples do you have?

Calculate 45 + 55 quickly.

Using the commutative property, what is 55 + 45?