Add 16/72 and 18/10
1st number: 16/72, 2nd number: 1 8/10
16/72 + 18/10 is 91/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 10 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 72 × 5 = 360,
16/72 = 16 × 5/72 × 5 = 80/360 - Likewise, for the 2nd fraction, since 10 × 36 = 360,
18/10 = 18 × 36/10 × 36 = 648/360 - Add the two like fractions:
80/360 + 648/360 = 80 + 648/360 = 728/360 - 728/360 simplified gives 91/45
- So, 16/72 + 18/10 = 91/45
In mixed form: 21/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/72+18/10 16/72+36/10 16/72+18/20 48/72+18/10 16/72+54/10 16/72+18/30 80/72+18/10 16/72+90/10 16/72+18/50 16/72+18/70