Add 42/45 and 84/50
1st number: 42/45, 2nd number: 1 34/50
42/45 + 84/50 is 196/75.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 50 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 45 × 10 = 450,
42/45 = 42 × 10/45 × 10 = 420/450 - Likewise, for the 2nd fraction, since 50 × 9 = 450,
84/50 = 84 × 9/50 × 9 = 756/450 - Add the two like fractions:
420/450 + 756/450 = 420 + 756/450 = 1176/450 - 1176/450 simplified gives 196/75
- So, 42/45 + 84/50 = 196/75
In mixed form: 246/75
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/45+84/50 42/90+84/50