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Grade 5 - Mathematics
Decimal Sums

  1. Write the decimals one below the other.
  2. Note: The point must be aligned and the numbers one below the other.

Example:
Add 0.35 and 0.42
Consider a square being divided into 100 equal parts.

Shade 3 tenths and colour five hundreths which shows 0.35.
Shade 4 tenths and colour 2 hundreths which shows 0.42.
Count the total number of tenths and hundreths in the square.

Answer: 0.77


Directions: Add the following decimal numbers. Also write at least ten examples of your own.
Question 1: 2.1268
+ 2.0124
Answer:

Question 2: 1816.7
+ 5055.0
Answer:

Question 3: 90.965
+ 37.890
Answer:

Question 4: 8041.2
+ 1341.8
Answer:

Question 5: 18.206
+ 25.425
Answer:

Question 6: 52.273
+ 74.525
Answer:

Question 7: 4.9222
+ 9.4739
Answer:

Question 8: 2.640
+ 96.545
Answer:

Question 9: 956.53
+ 635.19
Answer:

Question 10: 622.85
+ 491.55
Answer:

Question 11: 31.648
+ 69.424
Answer:

Question 12: 969.5
+ 8659.2
Answer:

Question 13: 300.00
+ 775.57
Answer:

Question 14: 93.249
+ 57.969
Answer:

Question 15: 0.4718
+ 7.5176
Answer:

Question 16: 59.397
+ 27.449
Answer:

Question 17: 32.807
+ 75.671
Answer:

Question 18: 24.790
+ 77.312
Answer:

Question 19: 8028.6
+ 7296.5
Answer:

Question 20: 15.225
+ 35.251
Answer:

Question 21: 556.66
+ 658.99
Answer:

Question 22: 1623.0
+ 7459.4
Answer:

Question 23: 2.6346
+ 0.4595
Answer:

Question 24: 73.352
+ 96.844
Answer:

Question 25: 337.77
+ 15.63
Answer:

Question 26: This question is available to subscribers only!

Question 27: This question is available to subscribers only!

Question 28: This question is available to subscribers only!

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Question 30: This question is available to subscribers only!


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