Add 4/63 and 10/45
4/63 + 10/45 is 2/7.
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,
4/63 = 4 × 5/63 × 5 = 20/315 - Likewise, for the 2nd fraction, since 45 × 7 = 315,
10/45 = 10 × 7/45 × 7 = 70/315 - Add the two like fractions:
20/315 + 70/315 = 20 + 70/315 = 90/315 - 90/315 simplified gives 2/7
- So, 4/63 + 10/45 = 2/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/63+10/45 4/63+20/45 4/63+10/90 12/63+10/45 4/63+30/45 20/63+10/45 4/63+50/45 28/63+10/45 4/63+70/45