Add 18/63 and 4/35
18/63 + 4/35 is 2/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 35 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 63 × 5 = 315,
18/63 = 18 × 5/63 × 5 = 90/315 - Likewise, for the 2nd fraction, since 35 × 9 = 315,
4/35 = 4 × 9/35 × 9 = 36/315 - Add the two like fractions:
90/315 + 36/315 = 90 + 36/315 = 126/315 - 126/315 simplified gives 2/5
- So, 18/63 + 4/35 = 2/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/63+4/35 18/63+8/35 18/63+4/70 54/63+4/35 18/63+12/35 90/63+4/35 18/63+20/35 18/63+28/35