Add 35/2 and 18/72
1st number: 17 1/2, 2nd number: 18/72
35/2 + 18/72 is 71/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 2 × 36 = 72,
35/2 = 35 × 36/2 × 36 = 1260/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
18/72 = 18 × 1/72 × 1 = 18/72 - Add the two like fractions:
1260/72 + 18/72 = 1260 + 18/72 = 1278/72 - 1278/72 simplified gives 71/4
- So, 35/2 + 18/72 = 71/4
In mixed form: 173/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/2+18/72 35/2+36/72 35/4+18/72 35/2+54/72 35/6+18/72 35/2+90/72 35/10+18/72 35/14+18/72