Add 9/28 and 8/5
1st number: 9/28, 2nd number: 1 3/5
9/28 + 8/5 is 269/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 5 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 28 × 5 = 140,
9/28 = 9 × 5/28 × 5 = 45/140 - Likewise, for the 2nd fraction, since 5 × 28 = 140,
8/5 = 8 × 28/5 × 28 = 224/140 - Add the two like fractions:
45/140 + 224/140 = 45 + 224/140 = 269/140 - So, 9/28 + 8/5 = 269/140
In mixed form: 1129/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/28+8/5 9/28+16/5 9/56+8/5 9/28+8/10 27/28+8/5 9/28+24/5 9/84+8/5 9/28+8/15 45/28+8/5 9/28+40/5 9/28+8/25 63/28+8/5 9/28+56/5 9/28+8/35