Add 56/10 and 50/21
1st number: 5 6/10, 2nd number: 2 8/21
56/10 + 50/21 is 838/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 21 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 10 × 21 = 210,
56/10 = 56 × 21/10 × 21 = 1176/210 - Likewise, for the 2nd fraction, since 21 × 10 = 210,
50/21 = 50 × 10/21 × 10 = 500/210 - Add the two like fractions:
1176/210 + 500/210 = 1176 + 500/210 = 1676/210 - 1676/210 simplified gives 838/105
- So, 56/10 + 50/21 = 838/105
In mixed form: 7103/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/20+50/21 56/10+50/42 56/30+50/21 56/10+50/63 56/50+50/21 56/70+50/21