Add 9/18 and 54/35
1st number: 9/18, 2nd number: 1 19/35
9/18 + 54/35 is 143/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 35 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 18 × 35 = 630,
9/18 = 9 × 35/18 × 35 = 315/630 - Likewise, for the 2nd fraction, since 35 × 18 = 630,
54/35 = 54 × 18/35 × 18 = 972/630 - Add the two like fractions:
315/630 + 972/630 = 315 + 972/630 = 1287/630 - 1287/630 simplified gives 143/70
- So, 9/18 + 54/35 = 143/70
In mixed form: 23/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 9/36+54/35 9/18+54/70 27/18+54/35 9/54+54/35 45/18+54/35 9/90+54/35 63/18+54/35