Add 2/42 and 20/63
2/42 + 20/63 is 23/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 63 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 42 × 3 = 126,
2/42 = 2 × 3/42 × 3 = 6/126 - Likewise, for the 2nd fraction, since 63 × 2 = 126,
20/63 = 20 × 2/63 × 2 = 40/126 - Add the two like fractions:
6/126 + 40/126 = 6 + 40/126 = 46/126 - 46/126 simplified gives 23/63
- So, 2/42 + 20/63 = 23/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/42+20/63 2/42+40/63 2/84+20/63 6/42+20/63 2/42+60/63 10/42+20/63 14/42+20/63