# Worksheet: Subtracting Tens from Three-Digit Numbers

In this worksheet, we will practice using models to subtract a multiple of ten from a three-digit number and investigate which digits in the number change.

Q1:

Find the difference by first subtracting tens.

Q2:

Find the difference by first subtracting tens.

Q3:

Count back in tens to find the difference.

Q4:

Look at how Jennifer broke apart a number to subtract.

First, subtract the tens: .

Then, add the leftover tens to 403 to find .

Q5:

Look at how Sophia broke apart a number to subtract.

First, subtract the tens.

.

Then, add the leftover tens to 108 to find .

Q6:

Calculate the following: .

Q7:

A company has 297 clerks. The owner decides to fire 70 clerks. How many clerks remain in the company?

Q8:

A farmer gathered 892 chicken eggs. 10 were broken. How many eggs are left?

Q9:

William’s salary is \$472. If the manager decides to deduct \$20 from his salary, how much will his new salary be?

Q10:

A teacher has \$217 and he decides to buy new reading books for his class. The books costs \$10. How much money will he have left?