Add 3/63 and 45/42
1st number: 3/63, 2nd number: 1 3/42
3/63 + 45/42 is 47/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 42 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 63 × 2 = 126,
3/63 = 3 × 2/63 × 2 = 6/126 - Likewise, for the 2nd fraction, since 42 × 3 = 126,
45/42 = 45 × 3/42 × 3 = 135/126 - Add the two like fractions:
6/126 + 135/126 = 6 + 135/126 = 141/126 - 141/126 simplified gives 47/42
- So, 3/63 + 45/42 = 47/42
In mixed form: 15/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/63+45/42 3/63+90/42 3/63+45/84 9/63+45/42 15/63+45/42 21/63+45/42