Add 15/8 and 50/40
1st number: 1 7/8, 2nd number: 1 10/40
15/8 + 50/40 is 25/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 40 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 8 × 5 = 40,
15/8 = 15 × 5/8 × 5 = 75/40 - Likewise, for the 2nd fraction, since 40 × 1 = 40,
50/40 = 50 × 1/40 × 1 = 50/40 - Add the two like fractions:
75/40 + 50/40 = 75 + 50/40 = 125/40 - 125/40 simplified gives 25/8
- So, 15/8 + 50/40 = 25/8
In mixed form: 31/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/8+50/40 15/16+50/40 15/8+50/80 45/8+50/40 15/24+50/40 75/8+50/40 15/40+50/40 15/56+50/40