Add 42/14 and 54/35
1st number: 3 0/14, 2nd number: 1 19/35
42/14 + 54/35 is 159/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 35 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 14 × 5 = 70,
42/14 = 42 × 5/14 × 5 = 210/70 - Likewise, for the 2nd fraction, since 35 × 2 = 70,
54/35 = 54 × 2/35 × 2 = 108/70 - Add the two like fractions:
210/70 + 108/70 = 210 + 108/70 = 318/70 - 318/70 simplified gives 159/35
- So, 42/14 + 54/35 = 159/35
In mixed form: 419/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/14+54/35 42/28+54/35 42/14+54/70 42/70+54/35 42/98+54/35