Subtract 7/16 from 2/30
2/30 - 7/16 is -89/240.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 16 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 30 × 8 = 240,
2/30 = 2 × 8/30 × 8 = 16/240 - Likewise, for the 2nd fraction, since 16 × 15 = 240,
7/16 = 7 × 15/16 × 15 = 105/240 - Subtract the two like fractions:
16/240 - 105/240 = 16 - 105/240 = -89/240
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/30-7/16 2/30-14/16 2/60-7/16 2/30-7/32 6/30-7/16 2/30-21/16 2/90-7/16 2/30-7/48 10/30-7/16 2/30-35/16 2/30-7/80 14/30-7/16 2/30-49/16