Subtract 75/70 from 80/49
1st number: 1 31/49, 2nd number: 1 5/70
80/49 - 75/70 is 55/98.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 70 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 49 × 10 = 490,
80/49 = 80 × 10/49 × 10 = 800/490 - Likewise, for the 2nd fraction, since 70 × 7 = 490,
75/70 = 75 × 7/70 × 7 = 525/490 - Subtract the two like fractions:
800/490 - 525/490 = 800 - 525/490 = 275/490 - After reducing the fraction, the answer is 55/98
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