Subtract 48/6 from 15/80, Solve 15/80

Subtract 48/6 from 15/80

1^st number: 15/80, 2^nd number: 8 0/6

15/80 - 48/6 is -125/16.

Find the least common denominator or LCM of the two denominators:
LCM of 80 and 6 is 240

Next, find the equivalent fraction of both fractional numbers with denominator 240
For the 1st fraction, since 80 × 3 = 240,
15/80 = 15 × 3/80 × 3 = 45/240
Likewise, for the 2nd fraction, since 6 × 40 = 240,
48/6 = 48 × 40/6 × 40 = 1920/240
Subtract the two like fractions:
45/240 - 1920/240 = 45 - 1920/240 = -1875/240
After reducing the fraction, the answer is -125/16

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