Add 15/72 and 49/45
1st number: 15/72, 2nd number: 1 4/45
15/72 + 49/45 is 467/360.
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,
15/72 = 15 × 5/72 × 5 = 75/360 - Likewise, for the 2nd fraction, since 45 × 8 = 360,
49/45 = 49 × 8/45 × 8 = 392/360 - Add the two like fractions:
75/360 + 392/360 = 75 + 392/360 = 467/360 - So, 15/72 + 49/45 = 467/360
In mixed form: 1107/360
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/72+49/45 15/72+98/45 15/72+49/90 45/72+49/45 75/72+49/45