Find the Mean 7÷2 , 761

$7 \div 2$ , $761$

Step 1

Rewrite the division as a fraction.

$\frac{7}{2}, 761$

Step 2

The mean of a set of numbers is the sum divided by the number of terms.

$\frac{\frac{7}{2} + 761}{2}$

Step 3

Simplify the numerator.

To write $761$ as a fraction with a common denominator, multiply by $\frac{2}{2}$ .

$\frac{\frac{7}{2} + 761 \cdot \frac{2}{2}}{2}$

Combine $761$ and $\frac{2}{2}$ .

$\frac{\frac{7}{2} + \frac{761 \cdot 2}{2}}{2}$

Combine the numerators over the common denominator.

$\frac{\frac{7 + 761 \cdot 2}{2}}{2}$

Simplify the numerator.

Multiply $761$ by $2$ .

$\frac{\frac{7 + 1522}{2}}{2}$

Add $7$ and $1522$ .

$\frac{\frac{1529}{2}}{2}$

Step 4

Multiply the numerator by the reciprocal of the denominator.

$\frac{1529}{2} \cdot \frac{1}{2}$

Step 5

Multiply $\frac{1529}{2} \cdot \frac{1}{2}$ .

Multiply $\frac{1529}{2}$ by $\frac{1}{2}$ .

$\frac{1529}{2 \cdot 2}$

Multiply $2$ by $2$ .

$\frac{1529}{4}$

Step 6

Divide.

$382.25$

Step 7

The mean should be rounded to one more decimal place than the original data. If the original data were mixed, round to one decimal place more than the least precise.

$382.3$

Find the Mean 7÷2 , 761

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