Add 10/8 and 10/30
1st number: 1 2/8, 2nd number: 10/30
10/8 + 10/30 is 19/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 30 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 8 × 15 = 120,
10/8 = 10 × 15/8 × 15 = 150/120 - Likewise, for the 2nd fraction, since 30 × 4 = 120,
10/30 = 10 × 4/30 × 4 = 40/120 - Add the two like fractions:
150/120 + 40/120 = 150 + 40/120 = 190/120 - 190/120 simplified gives 19/12
- So, 10/8 + 10/30 = 19/12
In mixed form: 17/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/8+10/30 10/8+20/30 10/16+10/30 10/8+10/60 30/8+10/30 10/24+10/30 10/8+10/90 50/8+10/30 10/8+50/30 10/40+10/30 70/8+10/30 10/8+70/30 10/56+10/30