Subtract 14/30 from 42/16
1st number: 2 10/16, 2nd number: 14/30
42/16 - 14/30 is 259/120.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 30 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 16 × 15 = 240,
42/16 = 42 × 15/16 × 15 = 630/240 - Likewise, for the 2nd fraction, since 30 × 8 = 240,
14/30 = 14 × 8/30 × 8 = 112/240 - Subtract the two like fractions:
630/240 - 112/240 = 630 - 112/240 = 518/240 - After reducing the fraction, the answer is 259/120
- In mixed form: 219/120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/16-14/30 42/16-28/30 42/32-14/30 42/16-14/60 42/16-42/30 42/48-14/30 42/16-14/90 42/16-70/30 42/80-14/30 42/16-98/30