Subtract 75/27 from 30/35
1st number: 30/35, 2nd number: 2 21/27
30/35 - 75/27 is -121/63.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 27 is 945
Next, find the equivalent fraction of both fractional numbers with denominator 945 - For the 1st fraction, since 35 × 27 = 945,
30/35 = 30 × 27/35 × 27 = 810/945 - Likewise, for the 2nd fraction, since 27 × 35 = 945,
75/27 = 75 × 35/27 × 35 = 2625/945 - Subtract the two like fractions:
810/945 - 2625/945 = 810 - 2625/945 = -1815/945 - After reducing the fraction, the answer is -121/63
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