Subtract 7/54 from 42/35
1st number: 1 7/35, 2nd number: 7/54
42/35 - 7/54 is 289/270.
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,
42/35 = 42 × 54/35 × 54 = 2268/1890 - Likewise, for the 2nd fraction, since 54 × 35 = 1890,
7/54 = 7 × 35/54 × 35 = 245/1890 - Subtract the two like fractions:
2268/1890 - 245/1890 = 2268 - 245/1890 = 2023/1890 - After reducing the fraction, the answer is 289/270
- In mixed form: 119/270
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/35-7/54 42/35-14/54 42/70-7/54 42/35-21/54 42/35-35/54 42/35-49/54