Add 3/8 and 36/40
3/8 + 36/40 is 51/40.
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,
3/8 = 3 × 5/8 × 5 = 15/40 - Likewise, for the 2nd fraction, since 40 × 1 = 40,
36/40 = 36 × 1/40 × 1 = 36/40 - Add the two like fractions:
15/40 + 36/40 = 15 + 36/40 = 51/40 - So, 3/8 + 36/40 = 51/40
In mixed form: 111/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/8+36/40 3/8+72/40 3/16+36/40 3/8+36/80 9/8+36/40 3/24+36/40 15/8+36/40 3/40+36/40 21/8+36/40 3/56+36/40