Add 42/2 and 70/54
1st number: 21 0/2, 2nd number: 1 16/54
42/2 + 70/54 is 602/27.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 54 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 2 × 27 = 54,
42/2 = 42 × 27/2 × 27 = 1134/54 - Likewise, for the 2nd fraction, since 54 × 1 = 54,
70/54 = 70 × 1/54 × 1 = 70/54 - Add the two like fractions:
1134/54 + 70/54 = 1134 + 70/54 = 1204/54 - 1204/54 simplified gives 602/27
- So, 42/2 + 70/54 = 602/27
In mixed form: 228/27
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/2+70/54 42/4+70/54 42/6+70/54 42/10+70/54 42/14+70/54