Lesson Worksheet: Subtracting Tens Mathematics • 1st Grade

In this worksheet, we will practice subtracting a multiple of ten from a multiple of ten and model this with place value equipment.

Q1:

Six 10s take away two 10s is .

  • Afive 10s
  • Btwo 10s
  • Cfour 10s

Q2:

Mason is using ten frames to skip count backward by 10.

Mason says, “Seven 10s subtract five 10s equals three tens.”

Is he correct?

  • ANo
  • BYes

What mistake did he make?

  • AHe subtracted four tens only.
  • BHe subtracted four ones only.
  • CHe subtracted three tens only.

Q3:

Find the number that when subtracted from 80 gives 10.

Q4:

Find the difference between 40 and 20. Use the dot cards to help you.

Q5:

Michael is subtracting tens.

Find the missing numbers.

8 tens take away 3 tens is tens.

80−30=.

Q6:

Subtract to find the difference.

7−5=.

70−50=.

Q7:

Subtract to find the difference.

Hint: Think about tens and ones. Use base ten blocks to help you.

6−4=.

60−40=.

Q8:

Madison baked 6 trays of cupcakes.

Count in tens to find how many cupcakes she made.

Her friends ate two trays of cupcakes.

How many cupcakes were eaten?

Subtract to find how many cupcakes are left.

Q9:

Complete the following: 70−50=.

Q10:

Complete the following: 60−=10.

Q11:

Here is a strategy to subtract.

Use this strategy to find the missing number.

Which of these is a related subtraction equation?

  • A
  • B
  • C

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