Question

how many whole numbers are there between 12 and 86

Answer 1

Dear Student

$$\begin{gathered} Wholenumbers:0,1,2,3,......,13,14,.....,84,85,..... \\ Wholenumbersbetween12and86=\left(86-12\right)-1 \\ =74-1=73 \\ Hence,Wholenumbersbetween12and86is73. \end{gathered}$$
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