Add 7/2 and 40/54
1st number: 3 1/2, 2nd number: 40/54
7/2 + 40/54 is 229/54.
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,
7/2 = 7 × 27/2 × 27 = 189/54 - Likewise, for the 2nd fraction, since 54 × 1 = 54,
40/54 = 40 × 1/54 × 1 = 40/54 - Add the two like fractions:
189/54 + 40/54 = 189 + 40/54 = 229/54 - So, 7/2 + 40/54 = 229/54
In mixed form: 413/54
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/2+40/54 7/2+80/54 7/4+40/54 21/2+40/54 7/6+40/54 35/2+40/54 7/10+40/54 49/2+40/54 7/14+40/54