A carpenter has nails of lengths 5/6 cm, 7/8 cm and 4/5 cm. He needs the shortest nail for a delicate job. Which nail is the shortest?

Question

Accepted Answer

4/5 cm. LCM of 6, 8, 5 is 120. 5/6 = 100/120, 7/8 = 105/120, 4/5 = 96/120. Smallest is 96/120, so 4/5 cm is shortest.

A carpenter has nails of lengths $\frac{5}{6}$ cm, $\frac{7}{8}$ cm and $\frac{4}{5}$ cm.
He needs the shortest nail for a delicate job.
Which nail is the shortest?