Add 42/2 and 10/54
1st number: 21 0/2, 2nd number: 10/54
42/2 + 10/54 is 572/27.
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,
10/54 = 10 × 1/54 × 1 = 10/54 - Add the two like fractions:
1134/54 + 10/54 = 1134 + 10/54 = 1144/54 - 1144/54 simplified gives 572/27
- So, 42/2 + 10/54 = 572/27
In mixed form: 215/27
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/2+10/54 42/2+20/54 42/4+10/54 42/2+30/54 42/6+10/54 42/2+50/54 42/10+10/54 42/2+70/54 42/14+10/54