Percent Proportions MA7

Front

What is a percent?

Back

A percent is a ratio expressed as a fraction of 100. It represents how much of something there is out of a total.

Front

How do you calculate the percent of a quantity?

Back

To calculate the percent of a quantity, divide the part by the whole and then multiply by 100. Formula: (Part/Whole) x 100.

Front

If Elora got 20 out of 24 questions right, what percent did she get right?

Back

83%.

Front

What is the formula to find the total number of items based on a percentage?

Back

Total = Part / (Percent/100).

Front

Sarah hit 32% of the times she was at bat and had 80 hits. How do you find the total times at bat?

Back

Total at bats = 80 / (32/100) = 250.

Front

What does it mean if a team scored 80 points and one player scored 32 points?

Back

The player scored 32% of the team's total points.

Front

How do you find the number of items in a group based on a percentage?

Back

Multiply the total number of items by the percentage (in decimal form).

Front

In a garden of 200 vegetable plants, how many are green beans if 12% are green beans?

Back

24 green bean plants.

Front

What is a circle graph?

Back

A circle graph, or pie chart, represents data in a circular format, showing the proportion of each category as a slice of the pie.

Front

If 48 students were surveyed and 14 chose soccer, what percent chose soccer?

Back

(14/48) x 100 = 29.17%.