Subtract 1/35 from 21/54
21/54 - 1/35 is 227/630.
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,
21/54 = 21 × 35/54 × 35 = 735/1890 - Likewise, for the 2nd fraction, since 35 × 54 = 1890,
1/35 = 1 × 54/35 × 54 = 54/1890 - Subtract the two like fractions:
735/1890 - 54/1890 = 735 - 54/1890 = 681/1890 - After reducing the fraction, the answer is 227/630
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