Subtract 21/27 from 24/20
1st number: 1 4/20, 2nd number: 21/27
24/20 - 21/27 is 19/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 27 is 540
Next, find the equivalent fraction of both fractional numbers with denominator 540 - For the 1st fraction, since 20 × 27 = 540,
24/20 = 24 × 27/20 × 27 = 648/540 - Likewise, for the 2nd fraction, since 27 × 20 = 540,
21/27 = 21 × 20/27 × 20 = 420/540 - Subtract the two like fractions:
648/540 - 420/540 = 648 - 420/540 = 228/540 - After reducing the fraction, the answer is 19/45
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