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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: 7291.2
+ 5660.7
Answer:

Question 2: 0.9393
+ 0.2303
Answer:

Question 3: 3.2220
+ 0.9983
Answer:

Question 4: 876.15
+ 585.08
Answer:

Question 5: 1769.0
+ 6185.5
Answer:

Question 6: 0.2990
+ 8.8835
Answer:

Question 7: 2.2580
+ 8.4739
Answer:

Question 8: 7.6970
+ 8.3607
Answer:

Question 9: 350.68
+ 296.18
Answer:

Question 10: 6686.8
+ 9453.8
Answer:

Question 11: 41.788
+ 67.450
Answer:

Question 12: 55.361
+ 75.844
Answer:

Question 13: 32.121
+ 8.065
Answer:

Question 14: 177.23
+ 946.80
Answer:

Question 15: 5.1467
+ 1.2371
Answer:

Question 16: 7.3945
+ 1.4361
Answer:

Question 17: 61.083
+ 35.942
Answer:

Question 18: 388.02
+ 129.12
Answer:

Question 19: 2.5658
+ 4.6981
Answer:

Question 20: 53.535
+ 13.849
Answer:

Question 21: 581.34
+ 546.38
Answer:

Question 22: 1934.0
+ 999.9
Answer:

Question 23: 8085.0
+ 4112.1
Answer:

Question 24: 5234.3
+ 5784.5
Answer:

Question 25: 813.45
+ 93.12
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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