Add 25/16 and 30/18
1st number: 1 9/16, 2nd number: 1 12/18
25/16 + 30/18 is 155/48.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 18 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 16 × 9 = 144,
25/16 = 25 × 9/16 × 9 = 225/144 - Likewise, for the 2nd fraction, since 18 × 8 = 144,
30/18 = 30 × 8/18 × 8 = 240/144 - Add the two like fractions:
225/144 + 240/144 = 225 + 240/144 = 465/144 - 465/144 simplified gives 155/48
- So, 25/16 + 30/18 = 155/48
In mixed form: 311/48
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/16+30/18 25/16+60/18 25/32+30/18 25/16+30/36 75/16+30/18 25/16+90/18 25/48+30/18 25/16+30/54 25/80+30/18 25/16+30/90