Subtract 48/49 from 21/8
1st number: 2 5/8, 2nd number: 48/49
21/8 - 48/49 is 645/392.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 49 is 392
Next, find the equivalent fraction of both fractional numbers with denominator 392 - For the 1st fraction, since 8 × 49 = 392,
21/8 = 21 × 49/8 × 49 = 1029/392 - Likewise, for the 2nd fraction, since 49 × 8 = 392,
48/49 = 48 × 8/49 × 8 = 384/392 - Subtract the two like fractions:
1029/392 - 384/392 = 1029 - 384/392 = 645/392 - In mixed form: 1253/392
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