Add 50/84 and 45/35
1st number: 50/84, 2nd number: 1 10/35
50/84 + 45/35 is 79/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 35 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 84 × 5 = 420,
50/84 = 50 × 5/84 × 5 = 250/420 - Likewise, for the 2nd fraction, since 35 × 12 = 420,
45/35 = 45 × 12/35 × 12 = 540/420 - Add the two like fractions:
250/420 + 540/420 = 250 + 540/420 = 790/420 - 790/420 simplified gives 79/42
- So, 50/84 + 45/35 = 79/42
In mixed form: 137/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/84+90/35 50/84+45/70