Subtract 12/54 from 72/35
1st number: 2 2/35, 2nd number: 12/54
72/35 - 12/54 is 578/315.
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,
72/35 = 72 × 54/35 × 54 = 3888/1890 - Likewise, for the 2nd fraction, since 54 × 35 = 1890,
12/54 = 12 × 35/54 × 35 = 420/1890 - Subtract the two like fractions:
3888/1890 - 420/1890 = 3888 - 420/1890 = 3468/1890 - After reducing the fraction, the answer is 578/315
- In mixed form: 1263/315
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/35-24/54 72/70-12/54 72/35-36/54 72/35-60/54 72/35-84/54