Add 16/40 and 7/8
16/40 + 7/8 is 51/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 8 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 40 × 1 = 40,
16/40 = 16 × 1/40 × 1 = 16/40 - Likewise, for the 2nd fraction, since 8 × 5 = 40,
7/8 = 7 × 5/8 × 5 = 35/40 - Add the two like fractions:
16/40 + 35/40 = 16 + 35/40 = 51/40 - So, 16/40 + 7/8 = 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: 32/40+7/8 16/40+14/8 16/80+7/8 16/40+7/16 48/40+7/8 16/40+21/8 16/40+7/24 80/40+7/8 16/40+35/8 16/40+7/40 16/40+49/8 16/40+7/56