Add 72/63 and 16/9
1st number: 1 9/63, 2nd number: 1 7/9
72/63 + 16/9 is 184/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 9 is 63
Next, find the equivalent fraction of both fractional numbers with denominator 63 - For the 1st fraction, since 63 × 1 = 63,
72/63 = 72 × 1/63 × 1 = 72/63 - Likewise, for the 2nd fraction, since 9 × 7 = 63,
16/9 = 16 × 7/9 × 7 = 112/63 - Add the two like fractions:
72/63 + 112/63 = 72 + 112/63 = 184/63 - So, 72/63 + 16/9 = 184/63
In mixed form: 258/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/63+32/9 72/63+16/18 72/63+48/9 72/63+16/27 72/63+80/9 72/63+16/45 72/63+16/63