Add 8/28 and 40/7
1st number: 8/28, 2nd number: 5 5/7
8/28 + 40/7 is 6/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 7 is 28
Next, find the equivalent fraction of both fractional numbers with denominator 28 - For the 1st fraction, since 28 × 1 = 28,
8/28 = 8 × 1/28 × 1 = 8/28 - Likewise, for the 2nd fraction, since 7 × 4 = 28,
40/7 = 40 × 4/7 × 4 = 160/28 - Add the two like fractions:
8/28 + 160/28 = 8 + 160/28 = 168/28 - 168/28 simplified gives 6/1
- So, 8/28 + 40/7 = 6/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/28+40/7 8/28+80/7 8/56+40/7 8/28+40/14 24/28+40/7 8/84+40/7 8/28+40/21 40/28+40/7 8/28+40/35 56/28+40/7 8/28+40/49