Subtract 80/14 from 50/30
1st number: 1 20/30, 2nd number: 5 10/14
50/30 - 80/14 is -85/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 14 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 30 × 7 = 210,
50/30 = 50 × 7/30 × 7 = 350/210 - Likewise, for the 2nd fraction, since 14 × 15 = 210,
80/14 = 80 × 15/14 × 15 = 1200/210 - Subtract the two like fractions:
350/210 - 1200/210 = 350 - 1200/210 = -850/210 - After reducing the fraction, the answer is -85/21
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