Add 1/72 and 98/45
1st number: 1/72, 2nd number: 2 8/45
1/72 + 98/45 is 263/120.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 45 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 72 × 5 = 360,
1/72 = 1 × 5/72 × 5 = 5/360 - Likewise, for the 2nd fraction, since 45 × 8 = 360,
98/45 = 98 × 8/45 × 8 = 784/360 - Add the two like fractions:
5/360 + 784/360 = 5 + 784/360 = 789/360 - 789/360 simplified gives 263/120
- So, 1/72 + 98/45 = 263/120
In mixed form: 223/120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/72+98/45 1/72+98/90 3/72+98/45 5/72+98/45 7/72+98/45