Subtract 30/56 from 12/25
12/25 - 30/56 is -39/700.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 56 is 1400
Next, find the equivalent fraction of both fractional numbers with denominator 1400 - For the 1st fraction, since 25 × 56 = 1400,
12/25 = 12 × 56/25 × 56 = 672/1400 - Likewise, for the 2nd fraction, since 56 × 25 = 1400,
30/56 = 30 × 25/56 × 25 = 750/1400 - Subtract the two like fractions:
672/1400 - 750/1400 = 672 - 750/1400 = -78/1400 - After reducing the fraction, the answer is -39/700
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