Add 6/5 and 72/42
1st number: 1 1/5, 2nd number: 1 30/42
6/5 + 72/42 is 102/35.
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,
6/5 = 6 × 42/5 × 42 = 252/210 - Likewise, for the 2nd fraction, since 42 × 5 = 210,
72/42 = 72 × 5/42 × 5 = 360/210 - Add the two like fractions:
252/210 + 360/210 = 252 + 360/210 = 612/210 - 612/210 simplified gives 102/35
- So, 6/5 + 72/42 = 102/35
In mixed form: 232/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/5+72/42 6/10+72/42 6/5+72/84 18/5+72/42 6/15+72/42 30/5+72/42 6/25+72/42 42/5+72/42 6/35+72/42