Worksheet: Adding Tens

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

Q1:

Find the two numbers from 10, 20, 60, and 0 which add up to 30.

  • A60, 20
  • B10, 20
  • C60, 0
  • D10, 0

Q2:

Which of the following numbers add up to 60?

  • A30, 40
  • B30, 20
  • C40, 20
  • D50, 20
  • E40, 40

Q3:

Complete the following: 4+3=, 4+3=tenstens, 40+30=.

  • A7, 7 tens, 70
  • B3, 3 tens, 10
  • C3, 3 tens, 30
  • D4, 4 tens, 40

Q4:

Find the number that when added to 20 gives 90.

  • A60
  • B70
  • C30
  • D80
  • E40

Q5:

Write the missing number: 10+=50.

Q6:

Add to find the total.

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

3 + 6 = .

3 0 + 6 0 = .

Q7:

Add to find the total.

7 + 2 = .

7 0 + 2 0 = .

Q8:

Elizabeth is adding tens.

Find the missing numbers.

3 tens plus 4 tens is tens.

3 0 + 4 0 = .

Q9:

Find the missing values in the figure below.

  • A60, 10, 50
  • B20, 10, 50
  • C70, 20, 60
  • D70, 10, 50

Q10:

Complete the following: 20+40+0=+0=.

  • A20, 60
  • B40, 60
  • C60, 40
  • D60, 60

Q11:

Complete the figure below.

  • A50, 70, 80
  • B80, 70, 80
  • C70, 70, 80
  • D90, 70, 70

Q12:

Which of the following add up to 60?

  • A20, 20, 10
  • B30, 30, 10
  • C30, 20, 10
  • D40, 20, 10
  • E40, 30, 10

Q13:

Find the number that when added to itself equals 60.

Q14:

Complete the figure below.

  • A30, 80, 20
  • B40, 90, 20
  • C10, 80, 20
  • D50, 80, 10

Q15:

A boy’s mother has 5 ten-pound notes and his father has 4 ten-pound notes. How many ten-pound notes do they have together?

  • A5 tens
  • B2 tens
  • C4 tens
  • D9 tens

Q16:

Ethan and Sophia are planting flowers in the garden.

Count in tens to find how many flowers Sophia planted.