Add 10/63 and 64/45
1st number: 10/63, 2nd number: 1 19/45
10/63 + 64/45 is 166/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 45 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 63 × 5 = 315,
10/63 = 10 × 5/63 × 5 = 50/315 - Likewise, for the 2nd fraction, since 45 × 7 = 315,
64/45 = 64 × 7/45 × 7 = 448/315 - Add the two like fractions:
50/315 + 448/315 = 50 + 448/315 = 498/315 - 498/315 simplified gives 166/105
- So, 10/63 + 64/45 = 166/105
In mixed form: 161/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/63+64/45 10/63+64/90 30/63+64/45 50/63+64/45 70/63+64/45