Add 72/50 and 2/21
1st number: 1 22/50, 2nd number: 2/21
72/50 + 2/21 is 806/525.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 21 is 1050
Next, find the equivalent fraction of both fractional numbers with denominator 1050 - For the 1st fraction, since 50 × 21 = 1050,
72/50 = 72 × 21/50 × 21 = 1512/1050 - Likewise, for the 2nd fraction, since 21 × 50 = 1050,
2/21 = 2 × 50/21 × 50 = 100/1050 - Add the two like fractions:
1512/1050 + 100/1050 = 1512 + 100/1050 = 1612/1050 - 1612/1050 simplified gives 806/525
- So, 72/50 + 2/21 = 806/525
In mixed form: 1281/525
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/50+4/21 72/50+2/42 72/50+6/21 72/50+2/63 72/50+10/21 72/50+14/21