Finite Math Examples

$\frac{7.2 + 7.7 \cdot 10 + 8.2 \cdot 21 + 8.7 \cdot 35 + 9.2 \cdot 19 + 9.7 \cdot 11 + 10.2 \cdot 2}{100}$

Step 1

Simplify the numerator.

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Step 1.1

Multiply $7.7$ by $10$ .

$\frac{7.2 + 77 + 8.2 \cdot 21 + 8.7 \cdot 35 + 9.2 \cdot 19 + 9.7 \cdot 11 + 10.2 \cdot 2}{100}$

Step 1.2

Multiply $8.2$ by $21$ .

$\frac{7.2 + 77 + 172.2 + 8.7 \cdot 35 + 9.2 \cdot 19 + 9.7 \cdot 11 + 10.2 \cdot 2}{100}$

Step 1.3

Multiply $8.7$ by $35$ .

$\frac{7.2 + 77 + 172.2 + 304.5 + 9.2 \cdot 19 + 9.7 \cdot 11 + 10.2 \cdot 2}{100}$

Step 1.4

Multiply $9.2$ by $19$ .

$\frac{7.2 + 77 + 172.2 + 304.5 + 174.8 + 9.7 \cdot 11 + 10.2 \cdot 2}{100}$

Step 1.5

Multiply $9.7$ by $11$ .

$\frac{7.2 + 77 + 172.2 + 304.5 + 174.8 + 106.7 + 10.2 \cdot 2}{100}$

Step 1.6

Multiply $10.2$ by $2$ .

$\frac{7.2 + 77 + 172.2 + 304.5 + 174.8 + 106.7 + 20.4}{100}$

Step 1.7

Add $7.2$ and $77$ .

$\frac{84.2 + 172.2 + 304.5 + 174.8 + 106.7 + 20.4}{100}$

Step 1.8

Add $84.2$ and $172.2$ .

$\frac{256.4 + 304.5 + 174.8 + 106.7 + 20.4}{100}$

Step 1.9

Add $256.4$ and $304.5$ .

$\frac{560.9 + 174.8 + 106.7 + 20.4}{100}$

Step 1.10

Add $560.9$ and $174.8$ .

$\frac{735.7 + 106.7 + 20.4}{100}$

Step 1.11

Add $735.7$ and $106.7$ .

$\frac{842.4 + 20.4}{100}$

Step 1.12

Add $842.4$ and $20.4$ .

$\frac{862.8}{100}$

Step 2

Divide $862.8$ by $100$ .

$8.628$