Add 45/7 and 84/56
1st number: 6 3/7, 2nd number: 1 28/56
45/7 + 84/56 is 111/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 56 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 7 × 8 = 56,
45/7 = 45 × 8/7 × 8 = 360/56 - Likewise, for the 2nd fraction, since 56 × 1 = 56,
84/56 = 84 × 1/56 × 1 = 84/56 - Add the two like fractions:
360/56 + 84/56 = 360 + 84/56 = 444/56 - 444/56 simplified gives 111/14
- So, 45/7 + 84/56 = 111/14
In mixed form: 713/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/7+84/56 45/14+84/56 45/21+84/56 45/35+84/56 45/49+84/56