Pre-Algebra Examples

$145.75 + 2.3 \cdot 10^{- 1}$

Step 1

Since the exponent of the scientific notation is positive, move the decimal point $1$ places to the right.

$1457.5$

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