Add 42/10 and 80/50
1st number: 4 2/10, 2nd number: 1 30/50
42/10 + 80/50 is 29/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 50 is 50
Next, find the equivalent fraction of both fractional numbers with denominator 50 - For the 1st fraction, since 10 × 5 = 50,
42/10 = 42 × 5/10 × 5 = 210/50 - Likewise, for the 2nd fraction, since 50 × 1 = 50,
80/50 = 80 × 1/50 × 1 = 80/50 - Add the two like fractions:
210/50 + 80/50 = 210 + 80/50 = 290/50 - 290/50 simplified gives 29/5
- So, 42/10 + 80/50 = 29/5
In mixed form: 54/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/10+80/50 42/20+80/50 42/30+80/50 42/50+80/50 42/70+80/50