Subtract 28/27 from 35/70
1st number: 35/70, 2nd number: 1 1/27
35/70 - 28/27 is -29/54.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 27 is 1890
Next, find the equivalent fraction of both fractional numbers with denominator 1890 - For the 1st fraction, since 70 × 27 = 1890,
35/70 = 35 × 27/70 × 27 = 945/1890 - Likewise, for the 2nd fraction, since 27 × 70 = 1890,
28/27 = 28 × 70/27 × 70 = 1960/1890 - Subtract the two like fractions:
945/1890 - 1960/1890 = 945 - 1960/1890 = -1015/1890 - After reducing the fraction, the answer is -29/54
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