Question

Write all the twin prime numbers from $51$ to $100$.

Answer 1

Two prime numbers whose difference is two are called twin primes.

The prime numbers between $51$ to $100$.are $53,59,61,67,71,73,79,83,89,97$

$$\begin{gathered} 61-59=2 \\ 73-71=2 \end{gathered}$$

Hence, twin primes between between $51$ to $100$.are $(59,61)$ and $(71,73)$.