Add 75/9 and 8/7
1st number: 8 3/9, 2nd number: 1 1/7
75/9 + 8/7 is 199/21.
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,
75/9 = 75 × 7/9 × 7 = 525/63 - Likewise, for the 2nd fraction, since 7 × 9 = 63,
8/7 = 8 × 9/7 × 9 = 72/63 - Add the two like fractions:
525/63 + 72/63 = 525 + 72/63 = 597/63 - 597/63 simplified gives 199/21
- So, 75/9 + 8/7 = 199/21
In mixed form: 910/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/9+16/7 75/18+8/7 75/9+8/14 75/9+24/7 75/27+8/7 75/9+8/21 75/9+40/7 75/45+8/7 75/9+8/35 75/9+56/7 75/63+8/7 75/9+8/49