Add 5/40 and 10/28
5/40 + 10/28 is 27/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 28 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 40 × 7 = 280,
5/40 = 5 × 7/40 × 7 = 35/280 - Likewise, for the 2nd fraction, since 28 × 10 = 280,
10/28 = 10 × 10/28 × 10 = 100/280 - Add the two like fractions:
35/280 + 100/280 = 35 + 100/280 = 135/280 - 135/280 simplified gives 27/56
- So, 5/40 + 10/28 = 27/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/40+10/28 5/40+20/28 5/80+10/28 5/40+10/56 15/40+10/28 5/40+30/28 5/40+10/84 25/40+10/28 5/40+50/28 35/40+10/28 5/40+70/28