Add 36/30 and 63/45
1st number: 1 6/30, 2nd number: 1 18/45
36/30 + 63/45 is 13/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 45 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 30 × 3 = 90,
36/30 = 36 × 3/30 × 3 = 108/90 - Likewise, for the 2nd fraction, since 45 × 2 = 90,
63/45 = 63 × 2/45 × 2 = 126/90 - Add the two like fractions:
108/90 + 126/90 = 108 + 126/90 = 234/90 - 234/90 simplified gives 13/5
- So, 36/30 + 63/45 = 13/5
In mixed form: 23/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/30+63/45 36/60+63/45 36/30+63/90 36/90+63/45