Add 30/56 and 60/45
1st number: 30/56, 2nd number: 1 15/45
30/56 + 60/45 is 157/84.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 45 is 2520
Next, find the equivalent fraction of both fractional numbers with denominator 2520 - For the 1st fraction, since 56 × 45 = 2520,
30/56 = 30 × 45/56 × 45 = 1350/2520 - Likewise, for the 2nd fraction, since 45 × 56 = 2520,
60/45 = 60 × 56/45 × 56 = 3360/2520 - Add the two like fractions:
1350/2520 + 3360/2520 = 1350 + 3360/2520 = 4710/2520 - 4710/2520 simplified gives 157/84
- So, 30/56 + 60/45 = 157/84
In mixed form: 173/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/56+60/45 30/56+60/90 90/56+60/45