Add 63/45 and 30/8
1st number: 1 18/45, 2nd number: 3 6/8
63/45 + 30/8 is 103/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 8 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 45 × 8 = 360,
63/45 = 63 × 8/45 × 8 = 504/360 - Likewise, for the 2nd fraction, since 8 × 45 = 360,
30/8 = 30 × 45/8 × 45 = 1350/360 - Add the two like fractions:
504/360 + 1350/360 = 504 + 1350/360 = 1854/360 - 1854/360 simplified gives 103/20
- So, 63/45 + 30/8 = 103/20
In mixed form: 53/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/45+60/8 63/90+30/8 63/45+30/16 63/45+90/8 63/45+30/24 63/45+30/40 63/45+30/56