Add 14/5 and 72/63
1st number: 2 4/5, 2nd number: 1 9/63
14/5 + 72/63 is 138/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 63 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 5 × 63 = 315,
14/5 = 14 × 63/5 × 63 = 882/315 - Likewise, for the 2nd fraction, since 63 × 5 = 315,
72/63 = 72 × 5/63 × 5 = 360/315 - Add the two like fractions:
882/315 + 360/315 = 882 + 360/315 = 1242/315 - 1242/315 simplified gives 138/35
- So, 14/5 + 72/63 = 138/35
In mixed form: 333/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/5+72/63 14/10+72/63 42/5+72/63 14/15+72/63 70/5+72/63 14/25+72/63 98/5+72/63 14/35+72/63