Add 9/21 and 50/10
1st number: 9/21, 2nd number: 5 0/10
9/21 + 50/10 is 38/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 10 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 21 × 10 = 210,
9/21 = 9 × 10/21 × 10 = 90/210 - Likewise, for the 2nd fraction, since 10 × 21 = 210,
50/10 = 50 × 21/10 × 21 = 1050/210 - Add the two like fractions:
90/210 + 1050/210 = 90 + 1050/210 = 1140/210 - 1140/210 simplified gives 38/7
- So, 9/21 + 50/10 = 38/7
In mixed form: 53/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/21+50/10 9/42+50/10 9/21+50/20 27/21+50/10 9/63+50/10 9/21+50/30 45/21+50/10 63/21+50/10 9/21+50/70