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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: 7151.4
+ 8033.6
Answer:

Question 2: 26.033
+ 29.864
Answer:

Question 3: 1.0806
+ 8.3884
Answer:

Question 4: 9.2154
+ 6.7713
Answer:

Question 5: 5639.0
+ 2426.5
Answer:

Question 6: 4222.3
+ 169.2
Answer:

Question 7: 109.37
+ 277.73
Answer:

Question 8: 39.520
+ 30.511
Answer:

Question 9: 601.07
+ 85.26
Answer:

Question 10: 25.730
+ 59.639
Answer:

Question 11: 918.99
+ 311.53
Answer:

Question 12: 97.929
+ 56.187
Answer:

Question 13: 61.349
+ 65.993
Answer:

Question 14: 4218.4
+ 5814.8
Answer:

Question 15: 254.95
+ 145.38
Answer:

Question 16: 320.37
+ 557.62
Answer:

Question 17: 49.922
+ 65.699
Answer:

Question 18: 8.5156
+ 0.5220
Answer:

Question 19: 4347.7
+ 6432.8
Answer:

Question 20: 84.505
+ 89.058
Answer:

Question 21: 4.3168
+ 8.0958
Answer:

Question 22: 81.167
+ 78.887
Answer:

Question 23: 4903.1
+ 4023.7
Answer:

Question 24: 9.9779
+ 8.1421
Answer:

Question 25: 1.9240
+ 0.6917
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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