Gabriella wrote a set cf numbers on the index cards shown.

Solution
Step 1
Write the numbers:
[tex]-\frac{15}{4}\text{ , -}\sqrt{15}\text{ , -3.95}[/tex]Step 2
Arrange the numbers in ascending order of magnitude.
[tex]-3.95\text{ , -}\sqrt{15}\text{ , -}\frac{15}{4}[/tex]