Add 4/15 and 40/16
1st number: 4/15, 2nd number: 2 8/16
4/15 + 40/16 is 83/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 16 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 15 × 16 = 240,
4/15 = 4 × 16/15 × 16 = 64/240 - Likewise, for the 2nd fraction, since 16 × 15 = 240,
40/16 = 40 × 15/16 × 15 = 600/240 - Add the two like fractions:
64/240 + 600/240 = 64 + 600/240 = 664/240 - 664/240 simplified gives 83/30
- So, 4/15 + 40/16 = 83/30
In mixed form: 223/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/15+40/16 4/15+80/16 4/30+40/16 4/15+40/32 12/15+40/16 4/45+40/16 4/15+40/48 20/15+40/16 4/75+40/16 4/15+40/80 28/15+40/16