Percent bar graphs

Front

What is a percent?

Back

A percent is a ratio expressed as a fraction of 100, representing a part of a whole.

Front

How do you convert a fraction to a percent?

Back

To convert a fraction to a percent, divide the numerator by the denominator and then multiply by 100.

Front

What does 100% represent in terms of a whole?

Back

100% represents the entirety of a whole or total amount.

Front

How many boxes would you shade for 25% if each box represents 10%?

Back

2.5 boxes would be shaded for 25%.

Front

How many boxes would you shade for 50% if each box represents 10%?

Back

5 boxes would be shaded for 50%.

Front

If you have 20 boxes, how many boxes represent 45%?

Back

You would shade 9 boxes for 45%.

Front

What is the relationship between percentages and fractions?

Back

Percentages can be converted to fractions by placing the percentage over 100 and simplifying.

Front

How do you find the percentage of a number?

Back

To find the percentage of a number, multiply the number by the percentage (as a decimal) and divide by 100.

Front

What is the formula to calculate the percentage increase?

Back

Percentage increase = ((new value - old value) / old value) * 100.

Front

How do you represent 45% as a decimal?

Back

45% as a decimal is 0.45.