Add 72/45 and 98/48
1st number: 1 27/45, 2nd number: 2 2/48
72/45 + 98/48 is 437/120.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 48 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 45 × 16 = 720,
72/45 = 72 × 16/45 × 16 = 1152/720 - Likewise, for the 2nd fraction, since 48 × 15 = 720,
98/48 = 98 × 15/48 × 15 = 1470/720 - Add the two like fractions:
1152/720 + 1470/720 = 1152 + 1470/720 = 2622/720 - 2622/720 simplified gives 437/120
- So, 72/45 + 98/48 = 437/120
In mixed form: 377/120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/90+98/48 72/45+98/96