Subtract 8/70 from 80/75
1st number: 1 5/75, 2nd number: 8/70
80/75 - 8/70 is 20/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 70 is 1050
Next, find the equivalent fraction of both fractional numbers with denominator 1050 - For the 1st fraction, since 75 × 14 = 1050,
80/75 = 80 × 14/75 × 14 = 1120/1050 - Likewise, for the 2nd fraction, since 70 × 15 = 1050,
8/70 = 8 × 15/70 × 15 = 120/1050 - Subtract the two like fractions:
1120/1050 - 120/1050 = 1120 - 120/1050 = 1000/1050 - After reducing the fraction, the answer is 20/21
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