Add 42/50 and 2/80
42/50 + 2/80 is 173/200.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 80 is 400
Next, find the equivalent fraction of both fractional numbers with denominator 400 - For the 1st fraction, since 50 × 8 = 400,
42/50 = 42 × 8/50 × 8 = 336/400 - Likewise, for the 2nd fraction, since 80 × 5 = 400,
2/80 = 2 × 5/80 × 5 = 10/400 - Add the two like fractions:
336/400 + 10/400 = 336 + 10/400 = 346/400 - 346/400 simplified gives 173/200
- So, 42/50 + 2/80 = 173/200
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/50+2/80 42/50+4/80 42/50+6/80 42/50+10/80 42/50+14/80