Add 36/63 and 40/30
1st number: 36/63, 2nd number: 1 10/30
36/63 + 40/30 is 40/21.
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,
40/30 = 40 × 21/30 × 21 = 840/630 - Add the two like fractions:
360/630 + 840/630 = 360 + 840/630 = 1200/630 - 1200/630 simplified gives 40/21
- So, 36/63 + 40/30 = 40/21
In mixed form: 119/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/63+40/30 36/63+80/30 36/63+40/60 36/63+40/90