Add 24/70 and 70/63
1st number: 24/70, 2nd number: 1 7/63
24/70 + 70/63 is 458/315.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 63 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 70 × 9 = 630,
24/70 = 24 × 9/70 × 9 = 216/630 - Likewise, for the 2nd fraction, since 63 × 10 = 630,
70/63 = 70 × 10/63 × 10 = 700/630 - Add the two like fractions:
216/630 + 700/630 = 216 + 700/630 = 916/630 - 916/630 simplified gives 458/315
- So, 24/70 + 70/63 = 458/315
In mixed form: 1143/315
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 48/70+70/63 72/70+70/63