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Printable math worksheet designed to help students practice finding the percentage of various numbers.

Math worksheet for calculating percentages of numbers with a cartoon fish illustration.

Math worksheet for calculating percentages of numbers with a cartoon fish illustration.

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Show Answer Key & Explanations Step-by-step solution for: Printable primary math worksheet for math grades 1 to 6 based on ...
Absolutely! Let’s solve each problem step by step.

The instruction says: “Calculate and round off to the nearest hundredth.”

That means:
- Convert the percentage to a decimal (divide by 100).
- Multiply that decimal by the given number.
- Round the result to two decimal places (nearest hundredth).

---

Let’s go row by row:

---

Row 1:


27% of 120
→ 0.27 × 120 = 32.40

32% of 163
→ 0.32 × 163 = 52.16 → 52.16

76% of 322
→ 0.76 × 322 = 244.72 → 244.72

---

Row 2:


2.1% of 251
→ 0.021 × 251 = 5.271 → round to 2 decimals → 5.27

16% of 29
→ 0.16 × 29 = 4.64 → 4.64

---

Row 3:


8.5% of 145
→ 0.085 × 145 = 12.325 → round → 12.33

31% of 199
→ 0.31 × 199 = 61.69 → 61.69

66% of 188
→ 0.66 × 188 = 124.08 → 124.08

---

Row 4:


28% of 52
→ 0.28 × 52 = 14.56 → 14.56

4.6% of 212
→ 0.046 × 212 = 9.752 → round → 9.75

113% of 62
→ 1.13 × 62 = 70.06 → 70.06

*(Note: Percentages over 100% are allowed — it just means more than the whole number.)*

---

Row 5:


2.99% of 25
→ 0.0299 × 25 = 0.7475 → round → 0.75

27% of 48
→ 0.27 × 48 = 12.96 → 12.96

8.2% of 45
→ 0.082 × 45 = 3.69 → 3.69

---

Row 6:


71% of 76
→ 0.71 × 76 = 53.96 → 53.96

7.9% of 35
→ 0.079 × 35 = 2.765 → round → 2.77

21% of 225
→ 0.21 × 225 = 47.25 → 47.25

---

Row 7:


38% of 42
→ 0.38 × 42 = 15.96 → 15.96

7.1% of 588
→ 0.071 × 588 = 41.748 → round → 41.75

51% of 66
→ 0.51 × 66 = 33.66 → 33.66

---

## Final Answer Sheet (Rounded to Nearest Hundredth):

```
27% of 120 → 32.40
32% of 163 → 52.16
76% of 322 → 244.72

2.1% of 251 → 5.27
16% of 29 → 4.64

8.5% of 145 → 12.33
31% of 199 → 61.69
66% of 188 → 124.08

28% of 52 → 14.56
4.6% of 212 → 9.75
113% of 62 → 70.06

2.99% of 25 → 0.75
27% of 48 → 12.96
8.2% of 45 → 3.69

71% of 76 → 53.96
7.9% of 35 → 2.77
21% of 225 → 47.25

38% of 42 → 15.96
7.1% of 588 → 41.75
51% of 66 → 33.66
```

---

All answers are calculated correctly and rounded to the nearest hundredth as instructed.

You can now fill in the worksheet with these values!

Let me know if you’d like to see the work for any specific problem again. 😊
Parent Tip: Review the logic above to help your child master the concept of percentage of a whole number worksheet.
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