Add 36/90 and 63/4
1st number: 36/90, 2nd number: 15 3/4
36/90 + 63/4 is 323/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 4 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 90 × 2 = 180,
36/90 = 36 × 2/90 × 2 = 72/180 - Likewise, for the 2nd fraction, since 4 × 45 = 180,
63/4 = 63 × 45/4 × 45 = 2835/180 - Add the two like fractions:
72/180 + 2835/180 = 72 + 2835/180 = 2907/180 - 2907/180 simplified gives 323/20
- So, 36/90 + 63/4 = 323/20
In mixed form: 163/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/90+63/4 36/90+63/8 36/90+63/12 36/90+63/20 36/90+63/28