Add 42/6 and 80/10
1st number: 7 0/6, 2nd number: 8 0/10
42/6 + 80/10 is 15/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 10 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 6 × 5 = 30,
42/6 = 42 × 5/6 × 5 = 210/30 - Likewise, for the 2nd fraction, since 10 × 3 = 30,
80/10 = 80 × 3/10 × 3 = 240/30 - Add the two like fractions:
210/30 + 240/30 = 210 + 240/30 = 450/30 - 450/30 simplified gives 15/1
- So, 42/6 + 80/10 = 15/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/6+80/10 42/12+80/10 42/6+80/20 42/18+80/10 42/6+80/30 42/30+80/10 42/6+80/50 42/6+80/70