Add 16/45 and 10/63
16/45 + 10/63 is 18/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 63 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 45 × 7 = 315,
16/45 = 16 × 7/45 × 7 = 112/315 - Likewise, for the 2nd fraction, since 63 × 5 = 315,
10/63 = 10 × 5/63 × 5 = 50/315 - Add the two like fractions:
112/315 + 50/315 = 112 + 50/315 = 162/315 - 162/315 simplified gives 18/35
- So, 16/45 + 10/63 = 18/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/45+10/63 16/45+20/63 16/90+10/63 48/45+10/63 16/45+30/63 80/45+10/63 16/45+50/63 16/45+70/63