Subtract 40/54 from 72/35
1st number: 2 2/35, 2nd number: 40/54
72/35 - 40/54 is 1244/945.
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,
40/54 = 40 × 35/54 × 35 = 1400/1890 - Subtract the two like fractions:
3888/1890 - 1400/1890 = 3888 - 1400/1890 = 2488/1890 - After reducing the fraction, the answer is 1244/945
- In mixed form: 1299/945
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/35-80/54 72/70-40/54