Subtract 20/24 from 30/35
30/35 - 20/24 is 1/42.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 24 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 35 × 24 = 840,
30/35 = 30 × 24/35 × 24 = 720/840 - Likewise, for the 2nd fraction, since 24 × 35 = 840,
20/24 = 20 × 35/24 × 35 = 700/840 - Subtract the two like fractions:
720/840 - 700/840 = 720 - 700/840 = 20/840 - After reducing the fraction, the answer is 1/42
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