Subtract 28/18 from 42/25
1st number: 1 17/25, 2nd number: 1 10/18
42/25 - 28/18 is 28/225.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 18 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 25 × 18 = 450,
42/25 = 42 × 18/25 × 18 = 756/450 - Likewise, for the 2nd fraction, since 18 × 25 = 450,
28/18 = 28 × 25/18 × 25 = 700/450 - Subtract the two like fractions:
756/450 - 700/450 = 756 - 700/450 = 56/450 - After reducing the fraction, the answer is 28/225
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