Add 45/14 and 30/15
1st number: 3 3/14, 2nd number: 2 0/15
45/14 + 30/15 is 73/14.
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,
45/14 = 45 × 15/14 × 15 = 675/210 - Likewise, for the 2nd fraction, since 15 × 14 = 210,
30/15 = 30 × 14/15 × 14 = 420/210 - Add the two like fractions:
675/210 + 420/210 = 675 + 420/210 = 1095/210 - 1095/210 simplified gives 73/14
- So, 45/14 + 30/15 = 73/14
In mixed form: 53/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/14+30/15 45/14+60/15 45/28+30/15 45/14+90/15 45/42+30/15 45/14+30/45 45/70+30/15 45/14+30/75 45/98+30/15