How do you find the unknown value of $8div2=n$ ?

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Answer 1 · 2016-11-24T11:34:17

$n=4$

Write as $" "8/2=n$

Turn it round the other way and it is still true

$n=8/2$

Divide top and bottom of the fraction by 2

$n=(8-:2)/(2-:2) = 4/1=4$

$n=4$

How do you find the unknown value of 8div2=n8div2=n?