Subtract 70/49 from 42/75
1st number: 42/75, 2nd number: 1 21/49
42/75 - 70/49 is -152/175.
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,
42/75 = 42 × 49/75 × 49 = 2058/3675 - Likewise, for the 2nd fraction, since 49 × 75 = 3675,
70/49 = 70 × 75/49 × 75 = 5250/3675 - Subtract the two like fractions:
2058/3675 - 5250/3675 = 2058 - 5250/3675 = -3192/3675 - After reducing the fraction, the answer is -152/175
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