Subtract 28/56 from 70/75
70/75 - 28/56 is 13/30.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 56 is 4200
Next, find the equivalent fraction of both fractional numbers with denominator 4200 - For the 1st fraction, since 75 × 56 = 4200,
70/75 = 70 × 56/75 × 56 = 3920/4200 - Likewise, for the 2nd fraction, since 56 × 75 = 4200,
28/56 = 28 × 75/56 × 75 = 2100/4200 - Subtract the two like fractions:
3920/4200 - 2100/4200 = 3920 - 2100/4200 = 1820/4200 - After reducing the fraction, the answer is 13/30
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