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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: 33.21
+ 983.49
Answer:

Question 2: 43.39
+ 210.31
Answer:

Question 3: 8.5626
+ 6.6109
Answer:

Question 4: 327.50
+ 468.11
Answer:

Question 5: 768.99
+ 815.33
Answer:

Question 6: 946.05
+ 223.43
Answer:

Question 7: 4299.7
+ 5217.8
Answer:

Question 8: 118.08
+ 586.31
Answer:

Question 9: 7293.3
+ 984.3
Answer:

Question 10: 864.87
+ 193.79
Answer:

Question 11: 776.65
+ 217.01
Answer:

Question 12: 153.77
+ 250.40
Answer:

Question 13: 5626.6
+ 1066.7
Answer:

Question 14: 53.699
+ 42.417
Answer:

Question 15: 790.28
+ 193.17
Answer:

Question 16: 7.477
+ 13.922
Answer:

Question 17: 4531.3
+ 5591.9
Answer:

Question 18: 62.636
+ 66.728
Answer:

Question 19: 0.8544
+ 3.9662
Answer:

Question 20: 1.5120
+ 2.6150
Answer:

Question 21: 4229.3
+ 381.6
Answer:

Question 22: 678.16
+ 181.93
Answer:

Question 23: 14.370
+ 73.460
Answer:

Question 24: 2.6033
+ 2.7160
Answer:

Question 25: 8350.8
+ 618.8
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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