Add 5/15 and 54/14
1st number: 5/15, 2nd number: 3 12/14
5/15 + 54/14 is 88/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 14 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 15 × 14 = 210,
5/15 = 5 × 14/15 × 14 = 70/210 - Likewise, for the 2nd fraction, since 14 × 15 = 210,
54/14 = 54 × 15/14 × 15 = 810/210 - Add the two like fractions:
70/210 + 810/210 = 70 + 810/210 = 880/210 - 880/210 simplified gives 88/21
- So, 5/15 + 54/14 = 88/21
In mixed form: 44/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/15+54/14 5/30+54/14 5/15+54/28 5/45+54/14 5/15+54/42 25/15+54/14 5/75+54/14 5/15+54/70 35/15+54/14 5/15+54/98