Subtract 90/54 from 45/35
1st number: 1 10/35, 2nd number: 1 36/54
45/35 - 90/54 is -8/21.
Steps for subtracting fractions
- 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,
45/35 = 45 × 54/35 × 54 = 2430/1890 - Likewise, for the 2nd fraction, since 54 × 35 = 1890,
90/54 = 90 × 35/54 × 35 = 3150/1890 - Subtract the two like fractions:
2430/1890 - 3150/1890 = 2430 - 3150/1890 = -720/1890 - After reducing the fraction, the answer is -8/21
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