Add 4/16 and 80/25
1st number: 4/16, 2nd number: 3 5/25
4/16 + 80/25 is 69/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 25 is 400
Next, find the equivalent fraction of both fractional numbers with denominator 400 - For the 1st fraction, since 16 × 25 = 400,
4/16 = 4 × 25/16 × 25 = 100/400 - Likewise, for the 2nd fraction, since 25 × 16 = 400,
80/25 = 80 × 16/25 × 16 = 1280/400 - Add the two like fractions:
100/400 + 1280/400 = 100 + 1280/400 = 1380/400 - 1380/400 simplified gives 69/20
- So, 4/16 + 80/25 = 69/20
In mixed form: 39/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/16+80/25 4/32+80/25 4/16+80/50 12/16+80/25 4/48+80/25 4/16+80/75 20/16+80/25 4/80+80/25 28/16+80/25