Subtract 28/27 from 63/72
1st number: 63/72, 2nd number: 1 1/27
63/72 - 28/27 is -35/216.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 27 is 216
Next, find the equivalent fraction of both fractional numbers with denominator 216 - For the 1st fraction, since 72 × 3 = 216,
63/72 = 63 × 3/72 × 3 = 189/216 - Likewise, for the 2nd fraction, since 27 × 8 = 216,
28/27 = 28 × 8/27 × 8 = 224/216 - Subtract the two like fractions:
189/216 - 224/216 = 189 - 224/216 = -35/216
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