Why does 5/6 divided by 1/2 equal 5/6 multiplied by 2/1?
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Rico Grant
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Show that `5/6-: 1/2 = 5/6 * 2/1` :
(1) One definition of division is multiplication by the multiplicative inverse. Thus dividing by 2 is the same as multiplying by `1/2` .
By this definition it is clear that dividing by `1/2` is the same as multiplying by the multiplicative inverse, which in this case is `2/1` .
(The multiplicative inverse for a real number `a` is the number `b` where `a*b=b*a=1` ....
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