Add 4/8 and 12/10
1st number: 4/8, 2nd number: 1 2/10
4/8 + 12/10 is 17/10.
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,
4/8 = 4 × 5/8 × 5 = 20/40 - Likewise, for the 2nd fraction, since 10 × 4 = 40,
12/10 = 12 × 4/10 × 4 = 48/40 - Add the two like fractions:
20/40 + 48/40 = 20 + 48/40 = 68/40 - 68/40 simplified gives 17/10
- So, 4/8 + 12/10 = 17/10
In mixed form: 17/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/8+24/10 4/16+12/10 4/8+12/20 12/8+12/10 4/8+36/10 4/24+12/10 4/8+12/30 20/8+12/10 4/8+60/10 4/40+12/10 4/8+12/50 28/8+12/10 4/8+84/10 4/56+12/10 4/8+12/70