Add 21/45 and 60/50
1st number: 21/45, 2nd number: 1 10/50
21/45 + 60/50 is 5/3.
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,
21/45 = 21 × 10/45 × 10 = 210/450 - Likewise, for the 2nd fraction, since 50 × 9 = 450,
60/50 = 60 × 9/50 × 9 = 540/450 - Add the two like fractions:
210/450 + 540/450 = 210 + 540/450 = 750/450 - 750/450 simplified gives 5/3
- So, 21/45 + 60/50 = 5/3
In mixed form: 12/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/45+60/50 21/90+60/50 63/45+60/50