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1
1
2
3
\dfrac{11}{23}
2
3
1
1
1
1
2
3
\dfrac{11}{23}
2
3
1
1
1
1
2
3
∗
2
3
1
1
=
1
\dfrac{11}{23} * \dfrac{23}{11} = 1
2
3
1
1
∗
1
1
2
3
=
1
Therefore the reciprocal (multiplicative inverse) of
1
1
2
3
\dfrac{11}{23}
2
3
1
1
is
2
3
1
1
\dfrac{23}{11}
1
1
2
3