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Pre-Algebra Examples

Popular Problems

Evaluate -3-(-20)

$- 3 - (- 20)$

Step 1

Multiply $- 1$ by $- 20$ .

$- 3 + 20$

Step 2

Add $- 3$ and $20$ .

$17$

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

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