Subtract 18/16 from 72/35
1st number: 2 2/35, 2nd number: 1 2/16
72/35 - 18/16 is 261/280.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 16 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 35 × 16 = 560,
72/35 = 72 × 16/35 × 16 = 1152/560 - Likewise, for the 2nd fraction, since 16 × 35 = 560,
18/16 = 18 × 35/16 × 35 = 630/560 - Subtract the two like fractions:
1152/560 - 630/560 = 1152 - 630/560 = 522/560 - After reducing the fraction, the answer is 261/280
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/35-36/16 72/70-18/16 72/35-18/32 72/35-54/16 72/35-18/48 72/35-90/16 72/35-18/80