Meaning of a percent

You can think of a percent as the 1($) of a fraction (or ratio) that has a denominator of 2($)

The word percent is formed from the prefix per, which means 1($), and the suffix cent, which comes from the Latin word centum, meaning 2($)

Write number only

What is the percent of shaded and non-shaded squares?

Percent of shaded squares = 1($) %

Percent of non-shaded squares = 2($) %

The first box has 100 shaded squares and the second box has 21 shaded squares

1. What percent of the time did the coin land heads up? 1($) %
2. What percent of the time did it land tails up? 2($) %

Write numbers only