Test Corrections: SVT Mid Check

Front

What is the formula to calculate the percentage of a part compared to a whole?

Back

Percentage = (Part / Whole) x 100

Front

If 140 out of 200 cars are 5 years old or less, what is the percentage of those cars?

Back

70%

Front

Amanda has finished 9 problems on her math study guide, which is 75% of the total problems. How do you find the total number of problems?

Back

Total Problems = Part / Percentage = 9 / 0.75 = 12 problems

Front

What does it mean when a number is expressed as a percentage?

Back

A percentage is a way of expressing a number as a fraction of 100.

Front

How do you convert a fraction to a percentage?

Back

Multiply the fraction by 100 and add a percent sign.

Front

What is the relationship between percentages, fractions, and decimals?

Back

Percentages are fractions with a denominator of 100, and they can also be expressed as decimals.

Front

If a student scores 80% on a test with 50 questions, how many questions did they answer correctly?

Back

40 questions (80% of 50 is 40).

Front

What is the definition of a 'whole' in mathematics?

Back

A whole is a complete unit or total amount.

Front

If 25% of a class of 40 students are absent, how many students are absent?

Back

10 students (25% of 40 is 10).

Front

What is the process to find a percentage of a number?

Back

Multiply the number by the percentage (in decimal form).