Add 42/2 and 54/35
1st number: 21 0/2, 2nd number: 1 19/35
42/2 + 54/35 is 789/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 35 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 2 × 35 = 70,
42/2 = 42 × 35/2 × 35 = 1470/70 - Likewise, for the 2nd fraction, since 35 × 2 = 70,
54/35 = 54 × 2/35 × 2 = 108/70 - Add the two like fractions:
1470/70 + 108/70 = 1470 + 108/70 = 1578/70 - 1578/70 simplified gives 789/35
- So, 42/2 + 54/35 = 789/35
In mixed form: 2219/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/2+54/35 42/4+54/35 42/2+54/70 42/6+54/35 42/10+54/35 42/14+54/35