Add 40/15 and 1/63
1st number: 2 10/15, 2nd number: 1/63
40/15 + 1/63 is 169/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 63 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 15 × 21 = 315,
40/15 = 40 × 21/15 × 21 = 840/315 - Likewise, for the 2nd fraction, since 63 × 5 = 315,
1/63 = 1 × 5/63 × 5 = 5/315 - Add the two like fractions:
840/315 + 5/315 = 840 + 5/315 = 845/315 - 845/315 simplified gives 169/63
- So, 40/15 + 1/63 = 169/63
In mixed form: 243/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/15+1/63 40/15+2/63 40/30+1/63 40/15+3/63 40/45+1/63 40/15+5/63 40/75+1/63 40/15+7/63