Math worksheet for calculating percentages of numbers, suitable for classroom or homeschool use.

Let's solve each problem on the "Percentage of Number Worksheet" step by step.

To find a percentage of a number, use the formula:

$$
\text{Percentage of a number} = \frac{\text{Percentage}}{100} \times \text{Number}
$$

---

1a. 10% of 0

$$
\frac{10}{100} \times 0 = 0.1 \times 0 = 0
$$
✔ Answer: 0

---

1b. 10% of 16

$$
\frac{10}{100} \times 16 = 0.1 \times 16 = 1.6
$$
✔ Answer: 1.6

---

2a. 70% of 38

$$
\frac{70}{100} \times 38 = 0.7 \times 38 = 26.6
$$
✔ Answer: 26.6

---

2b. 50% of 36

$$
\frac{50}{100} \times 36 = 0.5 \times 36 = 18
$$
✔ Answer: 18

---

3a. 80% of 28

$$
\frac{80}{100} \times 28 = 0.8 \times 28 = 22.4
$$
✔ Answer: 22.4

---

3b. 70% of 48

$$
\frac{70}{100} \times 48 = 0.7 \times 48 = 33.6
$$
✔ Answer: 33.6

---

4a. 30% of 6

$$
\frac{30}{100} \times 6 = 0.3 \times 6 = 1.8
$$
✔ Answer: 1.8

---

4b. 20% of 36

$$
\frac{20}{100} \times 36 = 0.2 \times 36 = 7.2
$$
✔ Answer: 7.2

---

5a. 20% of 22

$$
\frac{20}{100} \times 22 = 0.2 \times 22 = 4.4
$$
✔ Answer: 4.4

---

5b. 80% of 36

$$
\frac{80}{100} \times 36 = 0.8 \times 36 = 28.8
$$
✔ Answer: 28.8

---

6a. 80% of 6

$$
\frac{80}{100} \times 6 = 0.8 \times 6 = 4.8
$$
✔ Answer: 4.8

---

6b. 20% of 44

$$
\frac{20}{100} \times 44 = 0.2 \times 44 = 8.8
$$
✔ Answer: 8.8

---

7a. 70% of 8

$$
\frac{70}{100} \times 8 = 0.7 \times 8 = 5.6
$$
✔ Answer: 5.6

---

7b. 60% of 22

$$
\frac{60}{100} \times 22 = 0.6 \times 22 = 13.2
$$
✔ Answer: 13.2

---

8a. 90% of 12

$$
\frac{90}{100} \times 12 = 0.9 \times 12 = 10.8
$$
✔ Answer: 10.8

---

8b. 80% of 22

$$
\frac{80}{100} \times 22 = 0.8 \times 22 = 17.6
$$
✔ Answer: 17.6

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✔ Final Answers:

| Problem | Answer |
|--------|--------|
| 1a | 0 |
| 1b | 1.6 |
| 2a | 26.6 |
| 2b | 18 |
| 3a | 22.4 |
| 3b | 33.6 |
| 4a | 1.8 |
| 4b | 7.2 |
| 5a | 4.4 |
| 5b | 28.8 |
| 6a | 4.8 |
| 6b | 8.8 |
| 7a | 5.6 |
| 7b | 13.2 |
| 8a | 10.8 |
| 8b | 17.6 |

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🔍 Explanation Summary:

- To calculate "X% of Y", convert the percentage to a decimal (divide by 100), then multiply by the number.
- Example: 70% of 38 → 0.7 × 38 = 26.6
- This method works for all percentages and numbers.

Let me know if you'd like this as a printable answer key!