Add 98/56 and 18/15
1st number: 1 42/56, 2nd number: 1 3/15
98/56 + 18/15 is 59/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 15 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 56 × 15 = 840,
98/56 = 98 × 15/56 × 15 = 1470/840 - Likewise, for the 2nd fraction, since 15 × 56 = 840,
18/15 = 18 × 56/15 × 56 = 1008/840 - Add the two like fractions:
1470/840 + 1008/840 = 1470 + 1008/840 = 2478/840 - 2478/840 simplified gives 59/20
- So, 98/56 + 18/15 = 59/20
In mixed form: 219/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/56+36/15 98/56+18/30 98/56+54/15 98/56+18/45 98/56+90/15 98/56+18/75