Pre-Algebra Examples

$\frac{20 \sqrt{5}}{121} - \frac{8}{121} + \frac{5 \sqrt{10}}{121} - \frac{2 \sqrt{2}}{121}$

Step 1

Combine the numerators over the common denominator.

$\frac{20 \sqrt{5} - 8 + 5 \sqrt{10} - 2 \sqrt{2}}{121}$

Step 2

The result can be shown in multiple forms.

Exact Form:

$\frac{20 \sqrt{5} - 8 + 5 \sqrt{10} - 2 \sqrt{2}}{121}$

Decimal Form:

$0.41077951 \dots$