Free printable percentage of number worksheets - Free Printable

Let’s solve each problem step by step. Remember: “X% of Y = Z” means you multiply X/100 × Y to get Z. But here, sometimes we’re missing the percent, sometimes the whole number, and sometimes the result — so we’ll rearrange as needed.

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Problem 1: ___ of 50 = 45.5

We need to find what percent of 50 is 45.5.

→ Divide 45.5 by 50 → 45.5 ÷ 50 = 0.91
→ Convert to percent: 0.91 × 100 = 91%

✔ Answer: 91%

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Problem 2: 59% of ___ = 23.6

We need to find the whole number that 59% of equals 23.6.

→ Write as equation: 0.59 × ? = 23.6
→ Divide both sides by 0.59: ? = 23.6 ÷ 0.59
→ Calculate: 23.6 ÷ 0.59 = 40

✔ Answer: 40

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Problem 3: 81% of ___ = 40.5

Same idea: 0.81 × ? = 40.5
→ ? = 40.5 ÷ 0.81
→ 40.5 ÷ 0.81 = 50

✔ Answer: 50

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Problem 4: 75% of ___ = 15

0.75 × ? = 15
→ ? = 15 ÷ 0.75 = 20

✔ Answer: 20

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Problem 5: ___ of 3 = 1.8

What percent of 3 is 1.8?

→ 1.8 ÷ 3 = 0.6
→ 0.6 × 100 = 60%

✔ Answer: 60%

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Problem 6: 56% of ___ = 3.92

0.56 × ? = 3.92
→ ? = 3.92 ÷ 0.56
→ 3.92 ÷ 0.56 = 7

✔ Answer: 7

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Problem 7: 69% of 30 = ___

Just multiply: 0.69 × 30
→ 0.69 × 30 = 20.7

✔ Answer: 20.7

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Problem 8: 29% of ___ = 26.1

0.29 × ? = 26.1
→ ? = 26.1 ÷ 0.29
→ 26.1 ÷ 0.29 = 90

✔ Answer: 90

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Problem 9: ___ of 20 = 6.2

What percent of 20 is 6.2?

→ 6.2 ÷ 20 = 0.31
→ 0.31 × 100 = 31%

✔ Answer: 31%

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Problem 10: 82% of 10 = ___

0.82 × 10 = 8.2

✔ Answer: 8.2

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Final Answer:
1. 91%
2. 40
3. 50
4. 20
5. 60%
6. 7
7. 20.7
8. 90
9. 31%
10. 8.2