Add 4/56 and 84/80
1st number: 4/56, 2nd number: 1 4/80
4/56 + 84/80 is 157/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 80 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 56 × 10 = 560,
4/56 = 4 × 10/56 × 10 = 40/560 - Likewise, for the 2nd fraction, since 80 × 7 = 560,
84/80 = 84 × 7/80 × 7 = 588/560 - Add the two like fractions:
40/560 + 588/560 = 40 + 588/560 = 628/560 - 628/560 simplified gives 157/140
- So, 4/56 + 84/80 = 157/140
In mixed form: 117/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/56+84/80 12/56+84/80 20/56+84/80 28/56+84/80