Subtract 72/30 from 15/75
1st number: 15/75, 2nd number: 2 12/30
15/75 - 72/30 is -11/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 30 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 75 × 2 = 150,
15/75 = 15 × 2/75 × 2 = 30/150 - Likewise, for the 2nd fraction, since 30 × 5 = 150,
72/30 = 72 × 5/30 × 5 = 360/150 - Subtract the two like fractions:
30/150 - 360/150 = 30 - 360/150 = -330/150 - After reducing the fraction, the answer is -11/5
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