Add 5/45 and 84/56
1st number: 5/45, 2nd number: 1 28/56
5/45 + 84/56 is 29/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 56 is 2520
Next, find the equivalent fraction of both fractional numbers with denominator 2520 - For the 1st fraction, since 45 × 56 = 2520,
5/45 = 5 × 56/45 × 56 = 280/2520 - Likewise, for the 2nd fraction, since 56 × 45 = 2520,
84/56 = 84 × 45/56 × 45 = 3780/2520 - Add the two like fractions:
280/2520 + 3780/2520 = 280 + 3780/2520 = 4060/2520 - 4060/2520 simplified gives 29/18
- So, 5/45 + 84/56 = 29/18
In mixed form: 111/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/45+84/56 5/90+84/56 15/45+84/56 25/45+84/56 35/45+84/56