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Home > CC3 > Chapter 1 > Lesson 1.1.2 > Problem 1-14

1-14.

Copy and complete each sequence below. Using words, not numbers, describe how the patterns work. (For example, write, “Double the previous number.”) Homework Help ✎

  1. , , , , ____, ____

  • Calculate the difference between each consecutive pair of numbers. Do you notice a pattern?

    The sequence is based on addition.

    Next: ,

  1. , , , , ____, ____

  • What operation is the sequence based on?

    The sequence is based on division (or multiplication by a fraction).

  1. , , , , ____, ____

  • Look at the last two given numbers of the sequence. What is special about them?

    Next: ,

  1. , , , , ____, ____

  • Calculate the differences between each pair of consecutive numbers. What do you notice?

    Next: ,

  1. , , , , , ____, ____

  • There are two parts to this pattern.

    Subtract , then add .