Subtract 2/70 from 28/54
28/54 - 2/70 is 463/945.
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,
28/54 = 28 × 35/54 × 35 = 980/1890 - Likewise, for the 2nd fraction, since 70 × 27 = 1890,
2/70 = 2 × 27/70 × 27 = 54/1890 - Subtract the two like fractions:
980/1890 - 54/1890 = 980 - 54/1890 = 926/1890 - After reducing the fraction, the answer is 463/945
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