Pre-Algebra Examples

$- \frac{21}{11}$

Step 1

Since $- \frac{21}{11}$ is a proper fraction, it cannot be written as a mixed number.

Cannot be written as a mixed number

$[\begin{array}{c} x^{2} & \frac{1}{2} \\ \sqrt{π} & \int x d x \end{array}]$