Add 30/15 and 4/56
1st number: 2 0/15, 2nd number: 4/56
30/15 + 4/56 is 29/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 56 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 15 × 56 = 840,
30/15 = 30 × 56/15 × 56 = 1680/840 - Likewise, for the 2nd fraction, since 56 × 15 = 840,
4/56 = 4 × 15/56 × 15 = 60/840 - Add the two like fractions:
1680/840 + 60/840 = 1680 + 60/840 = 1740/840 - 1740/840 simplified gives 29/14
- So, 30/15 + 4/56 = 29/14
In mixed form: 21/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/15+4/56 30/15+8/56 90/15+4/56 30/15+12/56 30/45+4/56 30/15+20/56 30/75+4/56 30/15+28/56