Question

Which is the smallest fraction:
- 11/13
- 9/11
- 5/4
- 5/7
Pls. explain it in most easy step as calculator is not allowed.

Answer 1

We will take LCM of all the denominators of all the fraction as they are not equal

So , the LCM of 13,11,4,7 is 4004

Now , 1)11/13 × 309/309=3399/4004

2)9/11×364/364=3276/4004

3)5/4×1001/1001=5005/4004

4)5/7×572/572=2860/4004

According to the following order we can say that 2860/4004 is the smallest fraction , but the fraction from which this fraction is made is 5/7. So, the smallest fraction is 5/7.