Subtract 54/60 from 48/72
48/72 - 54/60 is -7/30.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 60 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 72 × 5 = 360,
48/72 = 48 × 5/72 × 5 = 240/360 - Likewise, for the 2nd fraction, since 60 × 6 = 360,
54/60 = 54 × 6/60 × 6 = 324/360 - Subtract the two like fractions:
240/360 - 324/360 = 240 - 324/360 = -84/360 - After reducing the fraction, the answer is -7/30
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