Subtract 81/50 from 3/7
1st number: 3/7, 2nd number: 1 31/50
3/7 - 81/50 is -417/350.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 50 is 350
Next, find the equivalent fraction of both fractional numbers with denominator 350 - For the 1st fraction, since 7 × 50 = 350,
3/7 = 3 × 50/7 × 50 = 150/350 - Likewise, for the 2nd fraction, since 50 × 7 = 350,
81/50 = 81 × 7/50 × 7 = 567/350 - Subtract the two like fractions:
150/350 - 567/350 = 150 - 567/350 = -417/350
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