Subtract 3/60 from 42/48
42/48 - 3/60 is 33/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 60 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 48 × 5 = 240,
42/48 = 42 × 5/48 × 5 = 210/240 - Likewise, for the 2nd fraction, since 60 × 4 = 240,
3/60 = 3 × 4/60 × 4 = 12/240 - Subtract the two like fractions:
210/240 - 12/240 = 210 - 12/240 = 198/240 - After reducing the fraction, the answer is 33/40
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