Use the number line to order-5/2, 2 3/4, 1.25,and -3.5 from least to greatest

-3.5, -5/2, 3/4, 1.25, 2

Step-by-step explanation:

First you do the negatives then the positives.

Negatives the higher the number after the negative sign is the lower the number actually is.

Then you do the positives like you normally do them.