Add 45/6 and 21/63
1st number: 7 3/6, 2nd number: 21/63
45/6 + 21/63 is 47/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 63 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 6 × 21 = 126,
45/6 = 45 × 21/6 × 21 = 945/126 - Likewise, for the 2nd fraction, since 63 × 2 = 126,
21/63 = 21 × 2/63 × 2 = 42/126 - Add the two like fractions:
945/126 + 42/126 = 945 + 42/126 = 987/126 - 987/126 simplified gives 47/6
- So, 45/6 + 21/63 = 47/6
In mixed form: 75/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/6+21/63 45/6+42/63 45/12+21/63 45/18+21/63 45/30+21/63 45/42+21/63