Subtract 9/75 from 28/70
28/70 - 9/75 is 7/25.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 75 is 1050
Next, find the equivalent fraction of both fractional numbers with denominator 1050 - For the 1st fraction, since 70 × 15 = 1050,
28/70 = 28 × 15/70 × 15 = 420/1050 - Likewise, for the 2nd fraction, since 75 × 14 = 1050,
9/75 = 9 × 14/75 × 14 = 126/1050 - Subtract the two like fractions:
420/1050 - 126/1050 = 420 - 126/1050 = 294/1050 - After reducing the fraction, the answer is 7/25
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