The sum of two numbers is 56. Their difference is $\frac{1}{7}$ of their sum. Their LCM is :

The sum of two numbers is 56. Their difference is $\frac{1}{7}$ of their sum. Their LCM is :
दो संख्याओं का योग 56 हैं। उनका अंतर उनके योग का$ \frac{1}{7}$ हैं। उनका लघुत्तम समापवर्त्य (LCM) ज्ञात कीजिए।