Percentages Practice — Part B — Dynamic Practice
Percentages Practice — Part B — Dynamic Practice. Practice questions to deepen understanding of percentages. Online math practice with full solutions and step-by-step explanations.
Dynamic practice in percentages (Part B) — varied calculations: percentage of a quantity, percentage increase/decrease, and real-life applications.
Question 1
12.50 pts
🧮 Percentage
Calculate 75% of 120
Calculate 75% of 120
Explanation:
Solution
\(75\% \times 120 = 120 \times \frac{75}{100} = \frac{120 \times 75}{100} = \frac{9000}{100} = 90\)
Question 2
12.50 pts
🧮 Percentage
Calculate 20% of 80
Calculate 20% of 80
Explanation:
Solution
\(20\% \times 80 = 80 \times \frac{20}{100} = \frac{80 \times 20}{100} = \frac{1600}{100} = 16\)
Question 3
12.50 pts
🧮 Percentage
Calculate 70% of 800
Calculate 70% of 800
Explanation:
Solution
\(70\% \times 800 = 800 \times \frac{70}{100} = \frac{800 \times 70}{100} = \frac{56000}{100} = 560\)
Question 4
12.50 pts
🧮 Percentage
Calculate 35% of 180
Calculate 35% of 180
Explanation:
Solution
\(35\% \times 180 = 180 \times \frac{35}{100} = \frac{180 \times 35}{100} = \frac{6300}{100} = 63\)
Question 5
12.50 pts
🧮 Percentage
Calculate 10% of 300
Calculate 10% of 300
Explanation:
Solution
\(10\% \times 300 = 300 \times \frac{10}{100} = \frac{300 \times 10}{100} = \frac{3000}{100} = 30\)
Question 6
12.50 pts
🧮 Percentage
Calculate 12% of 20
Calculate 12% of 20
Explanation:
Solution
\(12\% \times 20 = 20 \times \frac{12}{100} = \frac{20 \times 12}{100} = \frac{240}{100} = 2.4\)
Question 7
12.50 pts
🧮 Percentage
Calculate 25% of 600
Calculate 25% of 600
Explanation:
Solution
\(25\% \times 600 = 600 \times \frac{25}{100} = \frac{600 \times 25}{100} = \frac{15000}{100} = 150\)
Question 8
12.50 pts
🧮 Percentage
Calculate 10% of 180
Calculate 10% of 180
Explanation:
Solution
\(10\% \times 180 = 180 \times \frac{10}{100} = \frac{180 \times 10}{100} = \frac{1800}{100} = 18\)