Add 24/63 and 12/90
24/63 + 12/90 is 18/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 90 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 63 × 10 = 630,
24/63 = 24 × 10/63 × 10 = 240/630 - Likewise, for the 2nd fraction, since 90 × 7 = 630,
12/90 = 12 × 7/90 × 7 = 84/630 - Add the two like fractions:
240/630 + 84/630 = 240 + 84/630 = 324/630 - 324/630 simplified gives 18/35
- So, 24/63 + 12/90 = 18/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 48/63+12/90 24/63+24/90 72/63+12/90 24/63+36/90 24/63+60/90 24/63+84/90