Add 45/21 and 4/9
1st number: 2 3/21, 2nd number: 4/9
4521 + 49 is 16363.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 9 is 63
Next, find the equivalent fraction of both fractional numbers with denominator 63 - For the 1st fraction, since 21 × 3 = 63,
4521 = 45 × 321 × 3 = 13563 - Likewise, for the 2nd fraction, since 9 × 7 = 63,
49 = 4 × 79 × 7 = 2863 - Add the two like fractions:
13563 + 2863 = 135 + 2863 = 16363 - So, 45/21 + 4/9 = 163/63
In mixed form: 23763
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/21+4/9 45/21+8/9 45/42+4/9 45/21+4/18 45/21+12/9 45/63+4/9 45/21+4/27 45/21+20/9 45/21+4/45 45/21+28/9 45/21+4/63