Question

What is the pattern for this sequence?
-10 , -18 , -26 , -34 , -42 , ...

A)The sequence decreases by multiples of 9: first by 9, then 18, then 27, then 36.
B)Each number in the sequence is 8 less than the previous number.
C)Each number in the sequence is 7 less than the previous number.
D)Each number in the sequence is 9 less than the previous number.

Answer 1

Work it out in your head. Does it decrease in 9's or 8's. or 7?

Answer 2

B. Because if you add -8 to each number, it adds up.