SaiBook.us Geometry

Lesson

Title: Percentage Decrease

Grade: 8-a Lesson: S2-L4

Explanation: Hello students, let us learn a new topic in algebra today with definitions, concepts, examples, and worksheets included.

Lesson:

Definition: Percentage

A percentage is a part of the whole. Percent means per hundred. It is represented as “pct” or “pc”.

Percentage is denoted by the symbol ‘%’, the percentage is majorly used to compare and find out ratios.

$1$

Explanation: If we decrease 60 by 3%, the result is 58.2.
Percentage(%) = \$((Old value - New value)/(Old value)) \times 100\$