Add 9/15 and 45/7
1st number: 9/15, 2nd number: 6 3/7
9/15 + 45/7 is 246/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 7 is 105
Next, find the equivalent fraction of both fractional numbers with denominator 105 - For the 1st fraction, since 15 × 7 = 105,
9/15 = 9 × 7/15 × 7 = 63/105 - Likewise, for the 2nd fraction, since 7 × 15 = 105,
45/7 = 45 × 15/7 × 15 = 675/105 - Add the two like fractions:
63/105 + 675/105 = 63 + 675/105 = 738/105 - 738/105 simplified gives 246/35
- So, 9/15 + 45/7 = 246/35
In mixed form: 71/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/15+45/7 9/15+90/7 9/30+45/7 9/15+45/14 27/15+45/7 9/45+45/7 9/15+45/21 45/15+45/7 9/75+45/7 9/15+45/35 63/15+45/7 9/15+45/49