Argentina Assignment - Part #1 - finding equal numbers. Nov. 24

Front

Which is greater, 3% or 0.98?

Back

0.98 is bigger. (To compare, convert 3% to decimal: 3% = 0.03)

Front

What does 'percent' mean?

Back

'Percent' means 'out of 100'. It is a way to express a number as a fraction of 100.

Front

How do you convert a percent to a decimal?

Back

To convert a percent to a decimal, divide by 100. For example, 25% = 25 ÷ 100 = 0.25.

Front

How do you convert a decimal to a percent?

Back

To convert a decimal to a percent, multiply by 100. For example, 0.75 = 0.75 × 100 = 75%.

Front

What is 50% as a decimal?

Back

50% as a decimal is 0.50.

Front

What is 0.25 as a percent?

Back

0.25 as a percent is 25%.

Front

If 80% of a class passed a test, how many students passed if there are 20 students?

Back

16 students passed. (80% of 20 = 0.80 × 20 = 16)

Front

What is the formula to find the percent of a number?

Back

Percent of a number = (Percent ÷ 100) × Number.

Front

What is 10% of 200?

Back

10% of 200 is 20. (10% = 0.10, so 0.10 × 200 = 20)

Front

If a shirt costs $40 and is on sale for 25% off, what is the sale price?

Back

The sale price is $30. (25% of $40 = $10, so $40 - $10 = $30)