Subtract 40/48 from 7/15
7/15 - 40/48 is -11/30.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 48 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 15 × 16 = 240,
7/15 = 7 × 16/15 × 16 = 112/240 - Likewise, for the 2nd fraction, since 48 × 5 = 240,
40/48 = 40 × 5/48 × 5 = 200/240 - Subtract the two like fractions:
112/240 - 200/240 = 112 - 200/240 = -88/240 - After reducing the fraction, the answer is -11/30
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