# Worksheet: Subtracting Ones from Two-Digit Numbers on a Number Line

In this worksheet, we will practice subtracting a one-digit number from a two-digit number when crossing a ten by modeling two jumps on a number line.

Q1:

Use the number line to calculate . Q2:

There are 15 students in a class. 6 of them are girls. Use the number line to find how many boys are in that class. Q3:

What are the two numbers that should fill the empty boxes on this number line? • A49, 47
• B48, 46
• C50, 46
• D50, 48

What is the calculation shown by this number line?

• A
• B
• C
• D

Q4:

Which number line shows the answer to the calculation ?

• A • B • C • D Q5:

Natalie used the given model to solve . Find the missing numbers in her equation: . • A6, 53
• B7, 54
• C7, 53
• D9, 52

Which of the following number lines represents the jumps she made using the model?

• A • B • C • D Q6:

Use the given ten frames to find . Which of the following number lines is equivalent to the previous ten frames?

• A • B • C • D Q7:

Mia was using the given model and number line to carry out an operation. Which of the following sentences represents the jumps she made on the number line?

• A
• B
• C
• D

What did she find in the end?

• A
• B
• C
• D

Q8:

Use the given number line to find by crossing a ten. 