Add 45/3 and 50/42
1st number: 15 0/3, 2nd number: 1 8/42
45/3 + 50/42 is 340/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 42 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 3 × 14 = 42,
45/3 = 45 × 14/3 × 14 = 630/42 - Likewise, for the 2nd fraction, since 42 × 1 = 42,
50/42 = 50 × 1/42 × 1 = 50/42 - Add the two like fractions:
630/42 + 50/42 = 630 + 50/42 = 680/42 - 680/42 simplified gives 340/21
- So, 45/3 + 50/42 = 340/21
In mixed form: 164/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/3+50/42 45/6+50/42 45/3+50/84 45/9+50/42 45/15+50/42 45/21+50/42