the average of five numbers

noun phrase

  1. The number found by adding five numbers together and dividing the total by 5; also called the arithmetic mean.

    A2

    singular noun phrase

    • "To find the average of 2, 4, 6, 8, and 10, add them up and divide by 5."A2
    • "The average of 15, 20, 25, 30, and 35 is 25."B1
    • "If the average of five numbers is 18, their total must be 90."B2

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