Add 72/7 and 96/63
1st number: 10 2/7, 2nd number: 1 33/63
72/7 + 96/63 is 248/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 63 is 63
Next, find the equivalent fraction of both fractional numbers with denominator 63 - For the 1st fraction, since 7 × 9 = 63,
72/7 = 72 × 9/7 × 9 = 648/63 - Likewise, for the 2nd fraction, since 63 × 1 = 63,
96/63 = 96 × 1/63 × 1 = 96/63 - Add the two like fractions:
648/63 + 96/63 = 648 + 96/63 = 744/63 - 744/63 simplified gives 248/21
- So, 72/7 + 96/63 = 248/21
In mixed form: 1117/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/14+96/63 72/21+96/63 72/35+96/63 72/49+96/63