Add 7/90 and 9/6
1st number: 7/90, 2nd number: 1 3/6
7/90 + 9/6 is 71/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 6 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 90 × 1 = 90,
7/90 = 7 × 1/90 × 1 = 7/90 - Likewise, for the 2nd fraction, since 6 × 15 = 90,
9/6 = 9 × 15/6 × 15 = 135/90 - Add the two like fractions:
7/90 + 135/90 = 7 + 135/90 = 142/90 - 142/90 simplified gives 71/45
- So, 7/90 + 9/6 = 71/45
In mixed form: 126/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/90+9/6 7/90+18/6 7/90+9/12 21/90+9/6 7/90+27/6 7/90+9/18 35/90+9/6 7/90+45/6 7/90+9/30 49/90+9/6 7/90+63/6 7/90+9/42