Subtract 40/48 from 10/15
10/15 - 40/48 is -1/6.
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,
10/15 = 10 × 16/15 × 16 = 160/240 - Likewise, for the 2nd fraction, since 48 × 5 = 240,
40/48 = 40 × 5/48 × 5 = 200/240 - Subtract the two like fractions:
160/240 - 200/240 = 160 - 200/240 = -40/240 - After reducing the fraction, the answer is -1/6
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