Subtract 28/25 from 7/42
1st number: 7/42, 2nd number: 1 3/25
7/42 - 28/25 is -143/150.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 25 is 1050
Next, find the equivalent fraction of both fractional numbers with denominator 1050 - For the 1st fraction, since 42 × 25 = 1050,
7/42 = 7 × 25/42 × 25 = 175/1050 - Likewise, for the 2nd fraction, since 25 × 42 = 1050,
28/25 = 28 × 42/25 × 42 = 1176/1050 - Subtract the two like fractions:
175/1050 - 1176/1050 = 175 - 1176/1050 = -1001/1050 - After reducing the fraction, the answer is -143/150
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