Simplify the fraction: 128 16 = 8 1 .
Convert the fraction to a decimal: 8 1 = 0.125 .
Multiply the decimal by 100 to get the percentage: 0.125 × 100 = 12.5% .
The equivalent percentage is 12.5% .
Explanation
Understanding the problem We are given the fraction 128 16 and asked to find the equivalent percentage from the given options. To convert a fraction to a percentage, we first simplify the fraction and then multiply by 100.
Simplifying the fraction First, simplify the fraction 128 16 . Both the numerator and denominator are divisible by 16. Dividing both by 16, we get: 128 16 = 128 ÷ 16 16 ÷ 16 = 8 1
Converting to decimal Now, convert the simplified fraction 8 1 to a decimal by dividing the numerator by the denominator: 8 1 = 0.125
Converting to percentage To convert the decimal to a percentage, multiply by 100: 0.125 × 100 = 12.5 So, the fraction 128 16 is equivalent to 12.5% .
Final Answer Comparing the calculated percentage with the given options, we see that option a. 12.5% is the correct answer.
Examples
In real life, converting fractions to percentages is useful in many situations. For example, if you get 16 out of 128 questions correct on a test, you can calculate your score as a percentage to understand your performance. This conversion helps in understanding proportions and making comparisons easier, such as comparing discounts in a store or understanding statistical data.