Subtract 7/70 from 6/54
6/54 - 7/70 is 1/90.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 70 is 1890
Next, find the equivalent fraction of both fractional numbers with denominator 1890 - For the 1st fraction, since 54 × 35 = 1890,
6/54 = 6 × 35/54 × 35 = 210/1890 - Likewise, for the 2nd fraction, since 70 × 27 = 1890,
7/70 = 7 × 27/70 × 27 = 189/1890 - Subtract the two like fractions:
210/1890 - 189/1890 = 210 - 189/1890 = 21/1890 - After reducing the fraction, the answer is 1/90
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