Add 18/35 and 90/63
1st number: 18/35, 2nd number: 1 27/63
18/35 + 90/63 is 68/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 63 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 35 × 9 = 315,
18/35 = 18 × 9/35 × 9 = 162/315 - Likewise, for the 2nd fraction, since 63 × 5 = 315,
90/63 = 90 × 5/63 × 5 = 450/315 - Add the two like fractions:
162/315 + 450/315 = 162 + 450/315 = 612/315 - 612/315 simplified gives 68/35
- So, 18/35 + 90/63 = 68/35
In mixed form: 133/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/35+90/63 18/70+90/63 54/35+90/63 90/35+90/63