Add 7/14 and 54/15
1st number: 7/14, 2nd number: 3 9/15
7/14 + 54/15 is 41/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 15 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 14 × 15 = 210,
7/14 = 7 × 15/14 × 15 = 105/210 - Likewise, for the 2nd fraction, since 15 × 14 = 210,
54/15 = 54 × 14/15 × 14 = 756/210 - Add the two like fractions:
105/210 + 756/210 = 105 + 756/210 = 861/210 - 861/210 simplified gives 41/10
- So, 7/14 + 54/15 = 41/10
In mixed form: 41/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 7/28+54/15 7/14+54/30 21/14+54/15 7/42+54/15 7/14+54/45 35/14+54/15 7/70+54/15 7/14+54/75 49/14+54/15 7/98+54/15