Add 18/35 and 54/49
1st number: 18/35, 2nd number: 1 5/49
18/35 + 54/49 is 396/245.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 49 is 245
Next, find the equivalent fraction of both fractional numbers with denominator 245 - For the 1st fraction, since 35 × 7 = 245,
18/35 = 18 × 7/35 × 7 = 126/245 - Likewise, for the 2nd fraction, since 49 × 5 = 245,
54/49 = 54 × 5/49 × 5 = 270/245 - Add the two like fractions:
126/245 + 270/245 = 126 + 270/245 = 396/245 - So, 18/35 + 54/49 = 396/245
In mixed form: 1151/245
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/35+54/49 18/70+54/49 18/35+54/98 54/35+54/49 90/35+54/49