Add 42/10 and 50/84
1st number: 4 2/10, 2nd number: 50/84
42/10 + 50/84 is 1007/210.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 84 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 10 × 42 = 420,
42/10 = 42 × 42/10 × 42 = 1764/420 - Likewise, for the 2nd fraction, since 84 × 5 = 420,
50/84 = 50 × 5/84 × 5 = 250/420 - Add the two like fractions:
1764/420 + 250/420 = 1764 + 250/420 = 2014/420 - 2014/420 simplified gives 1007/210
- So, 42/10 + 50/84 = 1007/210
In mixed form: 4167/210
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/10+50/84 42/20+50/84 42/30+50/84 42/50+50/84 42/70+50/84