Question

find the mean of the following numbers
a) -8/5,7/9​

Answer 1

Answer:

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Answer 2

Answer:

$\frac{ - 37}{90}$

Explanation:

$\frac{ \frac{ - 8}{5} }{2} + \frac{ \frac{7}{9} }{2} = \frac{ - 8}{10} + \frac{7}{18} = \frac{ - 144 + 70}{180} = \frac{ - 74}{180} = \frac{ - 37}{90}$