CBSE Class 5 Mathematics Add Or Subtract Worksheet

Add or subtract. Then write the letter to the matching answer below to find the answer to the riddle - "Why is addition hard work?"

Question 1. M: \(16.10 - 9.01\)
Answer: 7.09
Align decimals and subtract: \(16.10 - 9.01 = 7.09\)
In simple words: Subtract 9.01 from 16.10 to get 7.09, which corresponds to the letter M.

Exam Tip: Always align the decimal points vertically before subtracting decimals.

Question 2. B: \(23.05 + 1.93\)
Answer: 24.98
Align decimals and add: \(23.05 + 1.93 = 24.98\)
In simple words: Add 23.05 and 1.93 to get 24.98, which corresponds to the letter B.

Exam Tip: Line up the decimal points carefully when adding numbers with decimals.

Question 3. V: \(84.1 - 26.43\)
Answer: 57.67
Align decimals and subtract: \(84.10 - 26.43 = 57.67\)
In simple words: Subtract 26.43 from 84.1 to get 57.67, which corresponds to the letter V.

Exam Tip: Add a trailing zero to 84.1 to make it 84.10 before subtracting.

Question 4. C: \(2.09 - 1.43\)
Answer: 0.66
Align decimals and subtract: \(2.09 - 1.43 = 0.66\)
In simple words: Subtract 1.43 from 2.09 to get 0.66, which corresponds to the letter C.

Exam Tip: Check each column from right to left while subtracting.

Question 5. F: \(9.11 + 4.28\)
Answer: 13.39
Align decimals and add: \(9.11 + 4.28 = 13.39\)
In simple words: Add 9.11 and 4.28 to get 13.39, which corresponds to the letter F.

Question 6. A: \(12.09 + 1.84\)
Answer: 13.93
Align decimals and add: \(12.09 + 1.84 = 13.93\)
In simple words: Add 12.09 and 1.84 to get 13.93, which corresponds to the letter A.

Exam Tip: Carry over values correctly when the sum in a column exceeds 9.

Question 7. Y: \(26.1 - 3.95\)
Answer: 22.15
Align decimals and subtract: \(26.10 - 3.95 = 22.15\)
In simple words: Subtract 3.95 from 26.1 to get 22.15, which corresponds to the letter Y.

Exam Tip: Pad decimal places with zeros so both numbers have the same length.

Question 8. H: \(1.1 - 0.35\)
Answer: 0.75
Align decimals and subtract: \(1.10 - 0.35 = 0.75\)
In simple words: Subtract 0.35 from 1.1 to get 0.75, which corresponds to the letter H.

Exam Tip: Borrow correctly across zero placeholders when subtracting.

Question 9. N: \(5 - 3.06\)
Answer: 1.94
Align decimals and subtract: \(5.00 - 3.06 = 1.94\)
In simple words: Subtract 3.06 from 5 to get 1.94, which corresponds to the letter N.

Exam Tip: Write whole numbers with a decimal point and zeros (e.g., \(5.00\)) before subtracting decimals.

Question 10. O: \(0.43 + 1.98\)
Answer: 2.41
Align decimals and add: \(0.43 + 1.98 = 2.41\)
In simple words: Add 0.43 and 1.98 to get 2.41, which corresponds to the letter O.

Exam Tip: Double-check carrying operations during addition.

Question 11. R: \(1.11 + 21.07\)
Answer: 22.18
Align decimals and add: \(1.11 + 21.07 = 22.18\)
In simple words: Add 1.11 and 21.07 to get 22.18, which corresponds to the letter R.

Exam Tip: Ensure proper alignment of place values when numbers have different lengths.

Question 12. S: \(16.33 - 7.95\)
Answer: 8.38
Align decimals and subtract: \(16.33 - 7.95 = 8.38\)
In simple words: Subtract 7.95 from 16.33 to get 8.38, which corresponds to the letter S.

Exam Tip: Borrow carefully from the tenths and ones places.

Question 13. T: \(3.8 + 14.96\)
Answer: 18.76
Align decimals and add: \(3.80 + 14.96 = 18.76\)
In simple words: Add 3.8 and 14.96 to get 18.76, which corresponds to the letter T.

Exam Tip: Write \(3.8\) as \(3.80\) to align all digits correctly.

Question 14. U: \(14.4 - 7.95\)
Answer: 6.45
Align decimals and subtract: \(14.40 - 7.95 = 6.45\)
In simple words: Subtract 7.95 from 14.4 to get 6.45, which corresponds to the letter U.

Question 15. E: \(3.09 - 1.83\)
Answer: 6.45 (Wait, recalculating: \(3.09 - 1.83 = 1.26\))
1.26
Align decimals and subtract: \(3.09 - 1.83 = 1.26\)
In simple words: Subtract 1.83 from 3.09 to get 1.26, which corresponds to the letter E.

Exam Tip: Subtract digit by digit from right to left.

Riddle Solution Mapping:

B (24.98) H (1.26) C (0.66) A (13.93) U (6.45) S (8.38) H (1.26)

O (2.41) F (13.39) T (18.76) H (0.75) H (1.26) N (1.94) U (6.45) R (7.09) B (24.98) H (1.26) R (22.18) S (8.38)

Y (22.15) O (2.41) U (6.45) H (0.75) A (13.93) V (57.67) H (1.26) T (18.76) O (2.41)

"H (0.66) A (13.93) R (22.18) R (22.18) Y (22.15)"

Answer to the riddle: "BECAUSE THERE ARE SO MANY SUMS!"