Add 7/16 and 8/40
7/16 + 8/40 is 51/80.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 40 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 16 × 5 = 80,
7/16 = 7 × 5/16 × 5 = 35/80 - Likewise, for the 2nd fraction, since 40 × 2 = 80,
8/40 = 8 × 2/40 × 2 = 16/80 - Add the two like fractions:
35/80 + 16/80 = 35 + 16/80 = 51/80 - So, 7/16 + 8/40 = 51/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/16+8/40 7/16+16/40 7/32+8/40 7/16+8/80 21/16+8/40 7/16+24/40 7/48+8/40 35/16+8/40 7/80+8/40 49/16+8/40 7/16+56/40