Subtract 98/16 from 28/30
1st number: 28/30, 2nd number: 6 2/16
28/30 - 98/16 is -623/120.
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,
28/30 = 28 × 8/30 × 8 = 224/240 - Likewise, for the 2nd fraction, since 16 × 15 = 240,
98/16 = 98 × 15/16 × 15 = 1470/240 - Subtract the two like fractions:
224/240 - 1470/240 = 224 - 1470/240 = -1246/240 - After reducing the fraction, the answer is -623/120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/30-98/16 28/60-98/16 28/30-98/32 84/30-98/16 28/90-98/16 28/30-98/48 28/30-98/80