Add 50/21 and 32/45
1st number: 2 8/21, 2nd number: 32/45
50/21 + 32/45 is 974/315.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 45 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 21 × 15 = 315,
50/21 = 50 × 15/21 × 15 = 750/315 - Likewise, for the 2nd fraction, since 45 × 7 = 315,
32/45 = 32 × 7/45 × 7 = 224/315 - Add the two like fractions:
750/315 + 224/315 = 750 + 224/315 = 974/315 - So, 50/21 + 32/45 = 974/315
In mixed form: 329/315
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/21+64/45 50/42+32/45 50/21+32/90 50/21+96/45 50/63+32/45