Add 28/80 and 6/35
28/80 + 6/35 is 73/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 35 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 80 × 7 = 560,
28/80 = 28 × 7/80 × 7 = 196/560 - Likewise, for the 2nd fraction, since 35 × 16 = 560,
6/35 = 6 × 16/35 × 16 = 96/560 - Add the two like fractions:
196/560 + 96/560 = 196 + 96/560 = 292/560 - 292/560 simplified gives 73/140
- So, 28/80 + 6/35 = 73/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/80+6/35 28/80+12/35 28/80+6/70 84/80+6/35 28/80+18/35 28/80+30/35 28/80+42/35