Number Patterns

Front

5, 20, 80, ____

Back

320

Front

h x 4 = 64

Back

16

Front

9, 18, 27, 36, 45, ____

Back

54

Front

4, 9, 20, 41, 84, ____

Back

add next odd number

Front

6, 9, 12, 15, 18, 21
What is the rule?

Back

+ 3

Front

16, 43, 124, _____
What is the rule?

Back

x 3, -5

Front

3, 12, 48, ____

Back

192

Front

4, 12, 36, ____

Back

108

Front

2354, 3568, 4782, 5996. What is the 7th term in this pattern?

Back

9,638

Front

200, 400, 800, _____

Back

1,600