Add 42/10 and 50/80
1st number: 4 2/10, 2nd number: 50/80
42/10 + 50/80 is 193/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 80 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 10 × 8 = 80,
42/10 = 42 × 8/10 × 8 = 336/80 - Likewise, for the 2nd fraction, since 80 × 1 = 80,
50/80 = 50 × 1/80 × 1 = 50/80 - Add the two like fractions:
336/80 + 50/80 = 336 + 50/80 = 386/80 - 386/80 simplified gives 193/40
- So, 42/10 + 50/80 = 193/40
In mixed form: 433/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/10+50/80 42/20+50/80 42/30+50/80 42/50+50/80 42/70+50/80