Add 48/45 and 81/30
1st number: 1 3/45, 2nd number: 2 21/30
48/45 + 81/30 is 113/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 30 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 45 × 2 = 90,
48/45 = 48 × 2/45 × 2 = 96/90 - Likewise, for the 2nd fraction, since 30 × 3 = 90,
81/30 = 81 × 3/30 × 3 = 243/90 - Add the two like fractions:
96/90 + 243/90 = 96 + 243/90 = 339/90 - 339/90 simplified gives 113/30
- So, 48/45 + 81/30 = 113/30
In mixed form: 323/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 96/45+81/30 48/90+81/30 48/45+81/60 48/45+81/90