Skip to main content
Back

Percentage and Decimal Review definitions

Control buttons has been changed to "navigation" mode.
1/14
  • Percentage
    A number expressed as a fraction of 100, often used to compare proportions or changes in value.
  • Decimal
    A numerical representation based on powers of ten, often used to express parts of a whole.
  • Decimal Point
    A symbol indicating the separation between whole numbers and fractional parts in a number.
  • Implied Decimal
    A concept where the separator is understood to be at the end of a whole number if not shown.
  • Percentage Change
    A measure showing how much a value has increased or decreased relative to its original amount.
  • Original Value
    The starting amount used as a reference point for calculating changes or comparisons.
  • New Value
    The updated amount after a change, used to determine the difference from the starting point.
  • Change in Value
    The difference between the updated amount and the starting amount in a calculation.
  • Conversion
    The process of switching a number between different forms, such as from percentage to decimal.
  • Practice Exercise
    An activity designed to reinforce understanding by applying concepts to sample problems.
  • Formula
    A mathematical expression or rule used to solve a specific type of problem, such as finding percentage change.
  • Sales Revenue
    The total income generated from selling goods or services, often used in percentage change examples.
  • Fraction
    A way of representing a part of a whole, often related to percentages and decimals.
  • Place Value
    The value of a digit based on its position within a number, crucial for moving the decimal point.