Subtract 42/15 from 7/48
1st number: 7/48, 2nd number: 2 12/15
7/48 - 42/15 is -637/240.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 15 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 48 × 5 = 240,
7/48 = 7 × 5/48 × 5 = 35/240 - Likewise, for the 2nd fraction, since 15 × 16 = 240,
42/15 = 42 × 16/15 × 16 = 672/240 - Subtract the two like fractions:
35/240 - 672/240 = 35 - 672/240 = -637/240
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