Add 72/45 and 14/8
1st number: 1 27/45, 2nd number: 1 6/8
72/45 + 14/8 is 67/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 8 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 45 × 8 = 360,
72/45 = 72 × 8/45 × 8 = 576/360 - Likewise, for the 2nd fraction, since 8 × 45 = 360,
14/8 = 14 × 45/8 × 45 = 630/360 - Add the two like fractions:
576/360 + 630/360 = 576 + 630/360 = 1206/360 - 1206/360 simplified gives 67/20
- So, 72/45 + 14/8 = 67/20
In mixed form: 37/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/45+28/8 72/90+14/8 72/45+14/16 72/45+42/8 72/45+14/24 72/45+70/8 72/45+14/40 72/45+98/8 72/45+14/56