Add 36/63 and 90/30
1st number: 36/63, 2nd number: 3 0/30
36/63 + 90/30 is 25/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 30 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 63 × 10 = 630,
36/63 = 36 × 10/63 × 10 = 360/630 - Likewise, for the 2nd fraction, since 30 × 21 = 630,
90/30 = 90 × 21/30 × 21 = 1890/630 - Add the two like fractions:
360/630 + 1890/630 = 360 + 1890/630 = 2250/630 - 2250/630 simplified gives 25/7
- So, 36/63 + 90/30 = 25/7
In mixed form: 34/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/63+90/30 36/63+90/60