Add 1/80 and 1/25
1/80 + 1/25 is 21/400.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 25 is 400
Next, find the equivalent fraction of both fractional numbers with denominator 400 - For the 1st fraction, since 80 × 5 = 400,
1/80 = 1 × 5/80 × 5 = 5/400 - Likewise, for the 2nd fraction, since 25 × 16 = 400,
1/25 = 1 × 16/25 × 16 = 16/400 - Add the two like fractions:
5/400 + 16/400 = 5 + 16/400 = 21/400 - So, 1/80 + 1/25 = 21/400
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/80+1/25 1/80+2/25 1/80+1/50 3/80+1/25 1/80+3/25 1/80+1/75 5/80+1/25 1/80+5/25 7/80+1/25 1/80+7/25