Add 63/5 and 30/42
1st number: 12 3/5, 2nd number: 30/42
63/5 + 30/42 is 466/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 42 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 5 × 42 = 210,
63/5 = 63 × 42/5 × 42 = 2646/210 - Likewise, for the 2nd fraction, since 42 × 5 = 210,
30/42 = 30 × 5/42 × 5 = 150/210 - Add the two like fractions:
2646/210 + 150/210 = 2646 + 150/210 = 2796/210 - 2796/210 simplified gives 466/35
- So, 63/5 + 30/42 = 466/35
In mixed form: 1311/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/5+60/42 63/10+30/42 63/5+30/84 63/5+90/42 63/15+30/42 63/25+30/42 63/35+30/42