What Comes Next? Decimals & Fractions

4 numbers. First, 1.25. Next, 1 & 13-twentieths. Then, 2.05. Last, 2 & 9-twentieths.

What do you notice? What do you wonder? What comes next?

Write the next three numbers in the sequence. Describe how you know what comes next. You might want to use or sketch models to help.


What would the 10th number be? What about the 25th or 100th?

What number would come before 1.25 in this pattern? How do you know?


Create your own pattern with fractions or decimals. Share it with someone else. Ask them what comes next!