Add 16/30 and 18/63
16/30 + 18/63 is 86/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 63 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 30 × 21 = 630,
16/30 = 16 × 21/30 × 21 = 336/630 - Likewise, for the 2nd fraction, since 63 × 10 = 630,
18/63 = 18 × 10/63 × 10 = 180/630 - Add the two like fractions:
336/630 + 180/630 = 336 + 180/630 = 516/630 - 516/630 simplified gives 86/105
- So, 16/30 + 18/63 = 86/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/30+18/63 16/30+36/63 16/60+18/63 48/30+18/63 16/30+54/63 16/90+18/63 80/30+18/63 16/30+90/63