Add 25/16 and 30/40
1st number: 1 9/16, 2nd number: 30/40
25/16 + 30/40 is 37/16.
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,
25/16 = 25 × 5/16 × 5 = 125/80 - Likewise, for the 2nd fraction, since 40 × 2 = 80,
30/40 = 30 × 2/40 × 2 = 60/80 - Add the two like fractions:
125/80 + 60/80 = 125 + 60/80 = 185/80 - 185/80 simplified gives 37/16
- So, 25/16 + 30/40 = 37/16
In mixed form: 25/16
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/16+30/40 25/16+60/40 25/32+30/40 25/16+30/80 75/16+30/40 25/16+90/40 25/48+30/40 25/80+30/40