Subtract 81/49 from 4/5
1st number: 4/5, 2nd number: 1 32/49
4/5 - 81/49 is -209/245.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 49 is 245
Next, find the equivalent fraction of both fractional numbers with denominator 245 - For the 1st fraction, since 5 × 49 = 245,
4/5 = 4 × 49/5 × 49 = 196/245 - Likewise, for the 2nd fraction, since 49 × 5 = 245,
81/49 = 81 × 5/49 × 5 = 405/245 - Subtract the two like fractions:
196/245 - 405/245 = 196 - 405/245 = -209/245
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