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Decimal Addition Mastery Worksheets

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Decimal Addition Mastery Worksheets

Add each amount carefully. Align the decimal points, and use zeros as placeholders when needed. Include working for word problems.

Practise adding decimals

1.Calculate 6.34 + 2.51.
2.A swimmer completes 1.28 km in the morning and 0.46 km in the afternoon. What distance does the swimmer cover altogether?
3.Work out 7.6 + 4.38. Write your answer to the hundredths place.
4.Choose the correct sum for 3.7 + 2.46.
  • 6.16
  • 5.16
  • 6.106
  • 4.53

Decimals in everyday situations

Use the price list for the next two questions.

Item

Price

Mangoes

$5.75

Yoghurt

$3.4

Oats

$4.28

5.Using the market price list, what is the total price of the mangoes and yoghurt?
6.Using the market price list, calculate the cost of one item of each kind: mangoes, yoghurt and oats.
7.Talia cycles 3.8 km on Saturday and 4.65 km on Sunday. How far does he cycle over the two days?

Challenge and explain

8.Zach measures three ribbons that are 8.75 m, 4.60 m and 7.385 m long. What is their total length?
9.Explain why aligning decimal points helps you add decimal numbers correctly.

2 printable pages

  • Decimal Addition Mastery Worksheets, page 1 of 2: Practise adding decimals, Decimals in everyday situations

    Page 1

  • Decimal Addition Mastery Worksheets, page 2 of 2: Challenge and explain

    Page 2

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