Problem Statement
What is 15% of 200?
Explanation
To find percentage of a number, we multiply the number by the percentage and divide by 100. Percentage means per hundred.
Formula: Percentage of a number equals Percentage divided by 100 times Number. Calculation: 15 percent of 200 equals 15 divided by 100 times 200 equals 0.15 times 200 equals 30. Alternative method: 15 percent equals 15 upon 100 equals 3 upon 20. So 15 percent of 200 equals 3 upon 20 times 200 equals 3 times 10 equals 30. Quick method: 10 percent of 200 is 20, 5 percent of 200 is 10, so 15 percent equals 20 plus 10 equals 30.
Code Solution
SolutionRead Only
// Formula: x% of N = (x/100) × N // 15% of 200: // = (15/100) × 200 // = 0.15 × 200 // = 30 // Alternative: // 15% = 15/100 = 3/20 // 3/20 × 200 = 3 × 10 = 30 // Quick Method: // 10% of 200 = 20 // 5% of 200 = 10 // 15% = 10% + 5% = 20 + 10 = 30
Practice Sets
This question appears in the following practice sets: