Subtract 30/49 from 45/75
45/75 - 30/49 is -3/245.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 49 is 3675
Next, find the equivalent fraction of both fractional numbers with denominator 3675 - For the 1st fraction, since 75 × 49 = 3675,
45/75 = 45 × 49/75 × 49 = 2205/3675 - Likewise, for the 2nd fraction, since 49 × 75 = 3675,
30/49 = 30 × 75/49 × 75 = 2250/3675 - Subtract the two like fractions:
2205/3675 - 2250/3675 = 2205 - 2250/3675 = -45/3675 - After reducing the fraction, the answer is -3/245
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