Subtract 8/15 from 30/8, Solve 3 6/8

Subtract 8/15 from 30/8

1^st number: 3 6/8, 2^nd number: 8/15

30/8 - 8/15 is 193/60.

Find the least common denominator or LCM of the two denominators:
LCM of 8 and 15 is 120

Next, find the equivalent fraction of both fractional numbers with denominator 120
For the 1st fraction, since 8 × 15 = 120,
30/8 = 30 × 15/8 × 15 = 450/120
Likewise, for the 2nd fraction, since 15 × 8 = 120,
8/15 = 8 × 8/15 × 8 = 64/120
Subtract the two like fractions:
450/120 - 64/120 = 450 - 64/120 = 386/120
After reducing the fraction, the answer is 193/60
In mixed form: 313/60

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