Add 50/7 and 42/40
1st number: 7 1/7, 2nd number: 1 2/40
50/7 + 42/40 is 1147/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 40 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 7 × 40 = 280,
50/7 = 50 × 40/7 × 40 = 2000/280 - Likewise, for the 2nd fraction, since 40 × 7 = 280,
42/40 = 42 × 7/40 × 7 = 294/280 - Add the two like fractions:
2000/280 + 294/280 = 2000 + 294/280 = 2294/280 - 2294/280 simplified gives 1147/140
- So, 50/7 + 42/40 = 1147/140
In mixed form: 827/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/7+84/40 50/14+42/40 50/7+42/80 50/21+42/40 50/35+42/40 50/49+42/40