Subtract 9/54 from 7/35, Solve 7/35

Subtract 9/54 from 7/35

7/35 - 9/54 is 1/30.

Find the least common denominator or LCM of the two denominators:
LCM of 35 and 54 is 1890

Next, find the equivalent fraction of both fractional numbers with denominator 1890
For the 1st fraction, since 35 × 54 = 1890,
7/35 = 7 × 54/35 × 54 = 378/1890
Likewise, for the 2nd fraction, since 54 × 35 = 1890,
9/54 = 9 × 35/54 × 35 = 315/1890
Subtract the two like fractions:
378/1890 - 315/1890 = 378 - 315/1890 = 63/1890
After reducing the fraction, the answer is 1/30

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