Add 72/16 and 18/8
1st number: 4 8/16, 2nd number: 2 2/8
72/16 + 18/8 is 27/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 8 is 16
Next, find the equivalent fraction of both fractional numbers with denominator 16 - For the 1st fraction, since 16 × 1 = 16,
72/16 = 72 × 1/16 × 1 = 72/16 - Likewise, for the 2nd fraction, since 8 × 2 = 16,
18/8 = 18 × 2/8 × 2 = 36/16 - Add the two like fractions:
72/16 + 36/16 = 72 + 36/16 = 108/16 - 108/16 simplified gives 27/4
- So, 72/16 + 18/8 = 27/4
In mixed form: 63/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/16+36/8 72/32+18/8 72/16+18/16 72/16+54/8 72/48+18/8 72/16+18/24 72/16+90/8 72/80+18/8 72/16+18/40 72/16+18/56