Subtraction to 50

36-5=

50-7=

28 - 21 = 7

• True

• False

There were 50 birds on a tree. 18 birds flew away. How many birds are left on the tree?

• 15

• 25

• 32

• 40

If a math problem asks you to find the difference then you will do what?

• Add

• Subtract 

• Multiply

• Divide

• Subtraction

• Addition

  74
- 23
_______

• 53

• 51

• 57

• 41

Tory sold 18 vacuums. She has delivered 7 of them. How many vacuums does Tory have left to deliver? 

• 11

• 25

• 21

• 10

  52
- 25
________

• 37

• 27

• 25

• 36

What is 35 - 14?

• 49

• 21

• 29

• 11