Add 30/90 and 1/63
30/90 + 1/63 is 22/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 63 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 90 × 7 = 630,
30/90 = 30 × 7/90 × 7 = 210/630 - Likewise, for the 2nd fraction, since 63 × 10 = 630,
1/63 = 1 × 10/63 × 10 = 10/630 - Add the two like fractions:
210/630 + 10/630 = 210 + 10/630 = 220/630 - 220/630 simplified gives 22/63
- So, 30/90 + 1/63 = 22/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/90+1/63 30/90+2/63 30/90+3/63 30/90+5/63 30/90+7/63