skip to main content
back to table of contents

intro to percents



summary
the content provides a comprehensive guide on understanding and converting percents, decimals, and fractions, essential for act exam preparation.
  • percents are fundamentally fractions with a denominator of 100, derived from the latin 'per centum'.
  • converting between percents and decimals involves moving the decimal point two places, with the direction dependent on the conversion.
  • changing percents to fractions is straightforward, requiring the percent to be placed over 100 and simplified if necessary.
  • converting fractions to percents can be more complex and often requires converting the fraction to a decimal first.
  • approximating percents from fractions or division is a useful skill, with strategies provided for making close estimations.
chapters
00:00
introduction to percents
01:17
converting percents and decimals
02:38
converting fractions to percents
04:07
approximating percents from fractions