calculate average of 4, 8 and 12

Let's calculate:

\frac{4 + 8 + 12}{3}

ⓘ The numerator and the denominator are computed before the division:

4 + 8

12

\frac{12 + 12}{3}

ⓘ The numerator and the denominator are computed before the division:

12 + 12

24

\frac{24}{3}

ⓘ We simplify the fraction by dividing the numerator and the denominator by

3

, their greatest common divisor:

\frac{24}{3}

8

▶Result:

8

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