Subtract 15/8 from 30/75
1st number: 30/75, 2nd number: 1 7/8
30/75 - 15/8 is -59/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 8 is 600
Next, find the equivalent fraction of both fractional numbers with denominator 600 - For the 1st fraction, since 75 × 8 = 600,
30/75 = 30 × 8/75 × 8 = 240/600 - Likewise, for the 2nd fraction, since 8 × 75 = 600,
15/8 = 15 × 75/8 × 75 = 1125/600 - Subtract the two like fractions:
240/600 - 1125/600 = 240 - 1125/600 = -885/600 - After reducing the fraction, the answer is -59/40
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