Add 18/16 and 70/72
1st number: 1 2/16, 2nd number: 70/72
18/16 + 70/72 is 151/72.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 72 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 16 × 9 = 144,
18/16 = 18 × 9/16 × 9 = 162/144 - Likewise, for the 2nd fraction, since 72 × 2 = 144,
70/72 = 70 × 2/72 × 2 = 140/144 - Add the two like fractions:
162/144 + 140/144 = 162 + 140/144 = 302/144 - 302/144 simplified gives 151/72
- So, 18/16 + 70/72 = 151/72
In mixed form: 27/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/16+70/72 18/32+70/72 54/16+70/72 18/48+70/72 90/16+70/72 18/80+70/72