Add 9/80 and 5/28
9/80 + 5/28 is 163/560.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 28 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 80 × 7 = 560,
9/80 = 9 × 7/80 × 7 = 63/560 - Likewise, for the 2nd fraction, since 28 × 20 = 560,
5/28 = 5 × 20/28 × 20 = 100/560 - Add the two like fractions:
63/560 + 100/560 = 63 + 100/560 = 163/560 - So, 9/80 + 5/28 = 163/560
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/80+5/28 9/80+10/28 9/80+5/56 27/80+5/28 9/80+15/28 9/80+5/84 45/80+5/28 9/80+25/28 63/80+5/28 9/80+35/28