Subtract 8/50 from 81/70
1st number: 1 11/70, 2nd number: 8/50
81/70 - 8/50 is 349/350.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 50 is 350
Next, find the equivalent fraction of both fractional numbers with denominator 350 - For the 1st fraction, since 70 × 5 = 350,
81/70 = 81 × 5/70 × 5 = 405/350 - Likewise, for the 2nd fraction, since 50 × 7 = 350,
8/50 = 8 × 7/50 × 7 = 56/350 - Subtract the two like fractions:
405/350 - 56/350 = 405 - 56/350 = 349/350
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