Add 16/18 and 10/63
16/18 + 10/63 is 22/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 63 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 18 × 7 = 126,
16/18 = 16 × 7/18 × 7 = 112/126 - Likewise, for the 2nd fraction, since 63 × 2 = 126,
10/63 = 10 × 2/63 × 2 = 20/126 - Add the two like fractions:
112/126 + 20/126 = 112 + 20/126 = 132/126 - 132/126 simplified gives 22/21
- So, 16/18 + 10/63 = 22/21
In mixed form: 11/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/18+10/63 16/18+20/63 16/36+10/63 48/18+10/63 16/18+30/63 16/54+10/63 80/18+10/63 16/18+50/63 16/90+10/63 16/18+70/63