Order of Operations Addition and Subtracting

When you are subtracting, do you use a + or - ?

• +

• -

What does it mean to subtract something?

• add it

• take it away

What is 10 - 6?

• 4

• 6

• 2

• 8

What do you do if there is more on the floor?

• Stop

• Go next door

• Nothing

• Skip the question

(23 + 24) -10 =

• 37

• 27

• 47

Which equation is true?

• 5-3=5-2

• 7-3=3-7

• 5+3=3+5

• 2-4=4-2

17 - 4 =

• 13

• 10

• 11

• 15

When we add two numbers and do the addition we use the symbol

• +

• -

• =

• x

Taking away a smaller number from the big number is called

• addition

• subtraction