Finding Percent Given Part and Whole

Front

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

Back

Percentage = (Part / Whole) × 100

Front

If Sally got 22 questions wrong on a quiz of 40 questions, how do you calculate the percentage of questions she got wrong?

Back

Percentage wrong = (22 / 40) × 100 = 55%.

Front

What does the word 'of' typically mean in mathematical terms?

Back

'Of' usually means to multiply.

Front

How do you find the percentage of correct answers on a test?

Back

Percentage correct = (Number of correct answers / Total questions) × 100.

Front

Shirley spelled 12 out of 15 words correctly. What is her percentage score?

Back

Percentage = (12 / 15) × 100 = 80%.

Front

Chris got 12 out of 16 problems correct. What percentage did she achieve?

Back

Percentage = (12 / 16) × 100 = 75%.

Front

What percent of 190 equals 19?

Back

10% of 190 equals 19.

Front

If you have a part of 30 and a whole of 150, what is the percentage?

Back

Percentage = (30 / 150) × 100 = 20%.

Front

What is the percentage of 25 out of 100?

Back

Percentage = (25 / 100) × 100 = 25%.

Front

If a student answered 18 out of 24 questions correctly, what is their percentage score?

Back

Percentage = (18 / 24) × 100 = 75%.