Add and Subtract Two Digit Numbers with Number Line

Which number sentence is correct based on the number line?

• 10 + 4 = 14

• 4 - 10 = 6

• 10 - 6 = 4

• 4 + 6 = 10

Using the number line what is the answer to 37 - 9 = ____

• 28

• 29

• 46

• 37

What numbers do the jumps and hops represent?

• 23

• 71

• 48

Did this person solve the problem correctly?

• False

• True

What is the problem this person is solving?

• 37 + 62

• 62 - 37

• 62 - 25

• 25 + 37

Did this person solve 48 + 23 correctly?

• True

• False

What is the answer to the equation on the number line?

• 21

• 19

• 7

• 12

What is the answer to the equation on the number line?

• 2

• 28

• 15

My number line always has to start at 0.

• True

• False

What is the answer to the problem on the number line?

• 35

• 87

• 17