Subtract 1/16 from 70/72
70/72 - 1/16 is 131/144.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 16 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 72 × 2 = 144,
70/72 = 70 × 2/72 × 2 = 140/144 - Likewise, for the 2nd fraction, since 16 × 9 = 144,
1/16 = 1 × 9/16 × 9 = 9/144 - Subtract the two like fractions:
140/144 - 9/144 = 140 - 9/144 = 131/144
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/72-2/16 70/72-1/32 70/72-3/16 70/72-1/48 70/72-5/16 70/72-1/80 70/72-7/16