what is 7 copies of the sum of 8 fifths and 4?

7 copies of the sum of 8 fifths and 4 mean that we have to multiply 7 with the sum of 8 fifths and 4. The term of "the product" is synonymous with multiplication.

Let us write an expression to match for '7 copies of the sum of 8 fifths and 4'.

$\boxed{\boxed{ \ 7 \times \bigg(\frac{8}{5} + 4 \bigg) \ }}$

Let us calculate the operation in parentheses at first.

$\boxed{ \ \frac{8}{5} + 4 \ }$

$\boxed{ \ \frac{8}{5} + \frac{20}{5} \ }$

$\boxed{ \ \frac{28}{5} \ }$

And now we solve the full expression.

$\boxed{ \ = 7 \times \bigg(\frac{8}{5} + 4 \bigg) \ }$

$\boxed{ \ = 7 \times \frac{28}{5} \ }$

$\boxed{\boxed{ \ \frac{196}{5} \ }}$

In mixed fraction:

$\boxed{ \ \frac{196}{5} = \ ? \ }$

$\boxed{ \ = \frac{195}{5} + \frac{1}{5} \ }$

$\boxed{ \ = 39 + \frac{1}{5} \ }$

$\boxed{\boxed{ \ 39\frac{1}{5} \ }}$

In decimal:

$\boxed{ \ 39\frac{1}{5} = \ ? \ }$

$\boxed{ \ = 39\frac{1 \times 2}{5 \times 2} \ }$

$\boxed{ \ = 39\frac{2}{10} \ }$

$\boxed{\boxed{ \ 39.2 \ }}$

Thus, the result is $\boxed{\boxed{ \ 39\frac{1}{5} \ or \ 39.2 \ }}$.

Learn more

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Keywords: what, 7 copies, the sum of, 8 fifths and 4, write an expression to match, and then evaluate, 39¹/₅ or 39.2, multiply, parentheses, in mixed fraction, decimal