Add 30/56 and 50/45
1st number: 30/56, 2nd number: 1 5/45
30/56 + 50/45 is 415/252.
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,
50/45 = 50 × 56/45 × 56 = 2800/2520 - Add the two like fractions:
1350/2520 + 2800/2520 = 1350 + 2800/2520 = 4150/2520 - 4150/2520 simplified gives 415/252
- So, 30/56 + 50/45 = 415/252
In mixed form: 1163/252
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/56+50/45 30/56+50/90 90/56+50/45