Add 15/16 and 30/15
1st number: 15/16, 2nd number: 2 0/15
15/16 + 30/15 is 47/16.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 15 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 16 × 15 = 240,
15/16 = 15 × 15/16 × 15 = 225/240 - Likewise, for the 2nd fraction, since 15 × 16 = 240,
30/15 = 30 × 16/15 × 16 = 480/240 - Add the two like fractions:
225/240 + 480/240 = 225 + 480/240 = 705/240 - 705/240 simplified gives 47/16
- So, 15/16 + 30/15 = 47/16
In mixed form: 215/16
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/16+30/15 15/16+60/15 15/32+30/15 45/16+30/15 15/16+90/15 15/48+30/15 15/16+30/45 75/16+30/15 15/80+30/15 15/16+30/75