Subtract 10/35 from 12/54
12/54 - 10/35 is -4/63.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 35 is 1890
Next, find the equivalent fraction of both fractional numbers with denominator 1890 - For the 1st fraction, since 54 × 35 = 1890,
12/54 = 12 × 35/54 × 35 = 420/1890 - Likewise, for the 2nd fraction, since 35 × 54 = 1890,
10/35 = 10 × 54/35 × 54 = 540/1890 - Subtract the two like fractions:
420/1890 - 540/1890 = 420 - 540/1890 = -120/1890 - After reducing the fraction, the answer is -4/63
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