Subtract 80/70 from 70/50
1st number: 1 20/50, 2nd number: 1 10/70
70/50 - 80/70 is 9/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 70 is 350
Next, find the equivalent fraction of both fractional numbers with denominator 350 - For the 1st fraction, since 50 × 7 = 350,
70/50 = 70 × 7/50 × 7 = 490/350 - Likewise, for the 2nd fraction, since 70 × 5 = 350,
80/70 = 80 × 5/70 × 5 = 400/350 - Subtract the two like fractions:
490/350 - 400/350 = 490 - 400/350 = 90/350 - After reducing the fraction, the answer is 9/35
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