Subtract 18/14 from 72/16
1st number: 4 8/16, 2nd number: 1 4/14
72/16 - 18/14 is 45/14.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 14 is 112
Next, find the equivalent fraction of both fractional numbers with denominator 112 - For the 1st fraction, since 16 × 7 = 112,
72/16 = 72 × 7/16 × 7 = 504/112 - Likewise, for the 2nd fraction, since 14 × 8 = 112,
18/14 = 18 × 8/14 × 8 = 144/112 - Subtract the two like fractions:
504/112 - 144/112 = 504 - 144/112 = 360/112 - After reducing the fraction, the answer is 45/14
- In mixed form: 33/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/16-36/14 72/32-18/14 72/16-18/28 72/16-54/14 72/48-18/14 72/16-18/42 72/16-90/14 72/80-18/14 72/16-18/70 72/16-18/98