Subtract 6/45 from 21/48
21/48 - 6/45 is 73/240.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 45 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 48 × 15 = 720,
21/48 = 21 × 15/48 × 15 = 315/720 - Likewise, for the 2nd fraction, since 45 × 16 = 720,
6/45 = 6 × 16/45 × 16 = 96/720 - Subtract the two like fractions:
315/720 - 96/720 = 315 - 96/720 = 219/720 - After reducing the fraction, the answer is 73/240
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