Add 90/45 and 9/35
1st number: 2 0/45, 2nd number: 9/35
90/45 + 9/35 is 79/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 35 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 45 × 7 = 315,
90/45 = 90 × 7/45 × 7 = 630/315 - Likewise, for the 2nd fraction, since 35 × 9 = 315,
9/35 = 9 × 9/35 × 9 = 81/315 - Add the two like fractions:
630/315 + 81/315 = 630 + 81/315 = 711/315 - 711/315 simplified gives 79/35
- So, 90/45 + 9/35 = 79/35
In mixed form: 29/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/45+18/35 90/45+9/70 90/45+27/35 90/45+45/35 90/45+63/35