Add 63/15 and 40/54
1st number: 4 3/15, 2nd number: 40/54
63/15 + 40/54 is 667/135.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 54 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 15 × 18 = 270,
63/15 = 63 × 18/15 × 18 = 1134/270 - Likewise, for the 2nd fraction, since 54 × 5 = 270,
40/54 = 40 × 5/54 × 5 = 200/270 - Add the two like fractions:
1134/270 + 200/270 = 1134 + 200/270 = 1334/270 - 1334/270 simplified gives 667/135
- So, 63/15 + 40/54 = 667/135
In mixed form: 4127/135
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/15+80/54 63/30+40/54 63/45+40/54 63/75+40/54