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Adding Three Numbers with Decimals

In this worksheet, students add together three numbers, some of which have decimals, using columns and lining up decimals points.

'Adding Three Numbers with Decimals' worksheet

Key stage:  KS 2

Curriculum topic:  Number: Fractions, Decimals and Percentages

Curriculum subtopic:  Solve Problems with Decimal Places

Difficulty level:  

Worksheet Overview

QUESTION 1 of 10

In this worksheet we will add three decimal numbers, making sure that the decimal points are in a vertical line before carrying out an addition in columns.

Example: Add 157.2 + 198.4 + 6

Answer:

Remember to change 6 to 6.0

Adding decimals

So 157.2 + 198.4 + 6 = 361.6

 

Find the total of

157.2 + 198.4 + 24.9 = _______

Find the total of

157.2 + 6 + 24.9 = _______

Find the total of

198.4 + 6 + 24.9 = _______

Find the total of

157.2 + 198.4 + 99.3 =________

Find the total of

157.2 + 6 + 99.3 = ________

Find the total of

198.4 + 6 + 99.3 = _________

Find the total of

157.2 + 24.9 + 99.3 = ________

Find the total of

198.4 + 24.9 + 99.3 = _______

Find the total of

6 + 24.9 + 99.3 = _______

Find the total of

33.1 + 159.3 + 52 = ________

  • Question 1

Find the total of

157.2 + 198.4 + 24.9 = _______

CORRECT ANSWER
380.5
EDDIE SAYS
Be sure to line up the decimals when adding to check if the answers are correct.
  • Question 2

Find the total of

157.2 + 6 + 24.9 = _______

CORRECT ANSWER
188.1
EDDIE SAYS
Be sure to line up the decimals when adding to check if the answers are correct.
  • Question 3

Find the total of

198.4 + 6 + 24.9 = _______

CORRECT ANSWER
229.3
EDDIE SAYS
Be sure to line up the decimals when adding to check if the answers are correct.
  • Question 4

Find the total of

157.2 + 198.4 + 99.3 =________

CORRECT ANSWER
454.9
EDDIE SAYS
Be sure to line up the decimals when adding to check if the answers are correct.
  • Question 5

Find the total of

157.2 + 6 + 99.3 = ________

CORRECT ANSWER
262.5
EDDIE SAYS
Be sure to line up the decimals when adding to check if the answers are correct.
  • Question 6

Find the total of

198.4 + 6 + 99.3 = _________

CORRECT ANSWER
303.7
EDDIE SAYS
Be sure to line up the decimals when adding to check if the answers are correct.
  • Question 7

Find the total of

157.2 + 24.9 + 99.3 = ________

CORRECT ANSWER
281.4
EDDIE SAYS
Be sure to line up the decimals when adding to check if the answers are correct.
  • Question 8

Find the total of

198.4 + 24.9 + 99.3 = _______

CORRECT ANSWER
322.6
EDDIE SAYS
Be sure to line up the decimals when adding to check if the answers are correct.
  • Question 9

Find the total of

6 + 24.9 + 99.3 = _______

CORRECT ANSWER
130.2
EDDIE SAYS
Be sure to line up the decimals when adding to check if the answers are correct. Remember to write 6.0 when adding.
  • Question 10

Find the total of

33.1 + 159.3 + 52 = ________

CORRECT ANSWER
244.4
EDDIE SAYS
Remember to write 52.0 when adding. Be sure to line up the decimals when adding to check if the answers are correct.
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