Add 32/56 and 28/80
32/56 + 28/80 is 129/140.
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,
32/56 = 32 × 10/56 × 10 = 320/560 - Likewise, for the 2nd fraction, since 80 × 7 = 560,
28/80 = 28 × 7/80 × 7 = 196/560 - Add the two like fractions:
320/560 + 196/560 = 320 + 196/560 = 516/560 - 516/560 simplified gives 129/140
- So, 32/56 + 28/80 = 129/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 64/56+28/80 32/56+56/80 96/56+28/80 32/56+84/80