### Home > ACC7 > Chapter cc31 > Lesson cc31.1.2 > 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 ✎

, , , , ____, ____

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

The sequence is based on addition.

Next:

,

, , , , ____, ____

What operation is the sequence based on?

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

, , , , ____, ____

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

Next:

,

, , , , ____, ____

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

Next:

,

, , , , , ____, ____

There are two parts to this pattern.

Subtract

, then add .