Add 8/40 and 50/56
8/40 + 50/56 is 153/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 56 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 40 × 7 = 280,
8/40 = 8 × 7/40 × 7 = 56/280 - Likewise, for the 2nd fraction, since 56 × 5 = 280,
50/56 = 50 × 5/56 × 5 = 250/280 - Add the two like fractions:
56/280 + 250/280 = 56 + 250/280 = 306/280 - 306/280 simplified gives 153/140
- So, 8/40 + 50/56 = 153/140
In mixed form: 113/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/40+50/56 8/80+50/56 24/40+50/56 56/40+50/56