Add 16/80 and 25/45
16/80 + 25/45 is 34/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 45 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 80 × 9 = 720,
16/80 = 16 × 9/80 × 9 = 144/720 - Likewise, for the 2nd fraction, since 45 × 16 = 720,
25/45 = 25 × 16/45 × 16 = 400/720 - Add the two like fractions:
144/720 + 400/720 = 144 + 400/720 = 544/720 - 544/720 simplified gives 34/45
- So, 16/80 + 25/45 = 34/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/80+25/45 16/80+50/45 16/80+25/90 48/80+25/45 16/80+75/45