Subtract 72/75 from 30/20
1st number: 1 10/20, 2nd number: 72/75
30/20 - 72/75 is 27/50.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 75 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 20 × 15 = 300,
30/20 = 30 × 15/20 × 15 = 450/300 - Likewise, for the 2nd fraction, since 75 × 4 = 300,
72/75 = 72 × 4/75 × 4 = 288/300 - Subtract the two like fractions:
450/300 - 288/300 = 450 - 288/300 = 162/300 - After reducing the fraction, the answer is 27/50
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