Add 48/15 and 54/56
1st number: 3 3/15, 2nd number: 54/56
48/15 + 54/56 is 583/140.
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,
48/15 = 48 × 56/15 × 56 = 2688/840 - Likewise, for the 2nd fraction, since 56 × 15 = 840,
54/56 = 54 × 15/56 × 15 = 810/840 - Add the two like fractions:
2688/840 + 810/840 = 2688 + 810/840 = 3498/840 - 3498/840 simplified gives 583/140
- So, 48/15 + 54/56 = 583/140
In mixed form: 423/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 96/15+54/56 48/30+54/56 48/45+54/56 48/75+54/56