Add 45/9 and 8/7
1st number: 5 0/9, 2nd number: 1 1/7
45/9 + 8/7 is 43/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 7 is 63
Next, find the equivalent fraction of both fractional numbers with denominator 63 - For the 1st fraction, since 9 × 7 = 63,
45/9 = 45 × 7/9 × 7 = 315/63 - Likewise, for the 2nd fraction, since 7 × 9 = 63,
8/7 = 8 × 9/7 × 9 = 72/63 - Add the two like fractions:
315/63 + 72/63 = 315 + 72/63 = 387/63 - 387/63 simplified gives 43/7
- So, 45/9 + 8/7 = 43/7
In mixed form: 61/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/9+8/7 45/9+16/7 45/18+8/7 45/9+8/14 45/9+24/7 45/27+8/7 45/9+8/21 45/9+40/7 45/9+8/35 45/9+56/7 45/63+8/7 45/9+8/49