Add 64/63 and 3/42
1st number: 1 1/63, 2nd number: 3/42
64/63 + 3/42 is 137/126.
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,
64/63 = 64 × 2/63 × 2 = 128/126 - Likewise, for the 2nd fraction, since 42 × 3 = 126,
3/42 = 3 × 3/42 × 3 = 9/126 - Add the two like fractions:
128/126 + 9/126 = 128 + 9/126 = 137/126 - So, 64/63 + 3/42 = 137/126
In mixed form: 111/126
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 64/63+6/42 64/63+3/84 64/63+9/42 64/63+15/42 64/63+21/42