Add 42/8 and 56/10
1st number: 5 2/8, 2nd number: 5 6/10
42/8 + 56/10 is 217/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 10 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 8 × 5 = 40,
42/8 = 42 × 5/8 × 5 = 210/40 - Likewise, for the 2nd fraction, since 10 × 4 = 40,
56/10 = 56 × 4/10 × 4 = 224/40 - Add the two like fractions:
210/40 + 224/40 = 210 + 224/40 = 434/40 - 434/40 simplified gives 217/20
- So, 42/8 + 56/10 = 217/20
In mixed form: 1017/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/8+56/10 42/16+56/10 42/8+56/20 42/24+56/10 42/8+56/30 42/40+56/10 42/8+56/50 42/56+56/10 42/8+56/70