Add 20/9 and 4/42
1st number: 2 2/9, 2nd number: 4/42
20/9 + 4/42 is 146/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 42 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 9 × 14 = 126,
20/9 = 20 × 14/9 × 14 = 280/126 - Likewise, for the 2nd fraction, since 42 × 3 = 126,
4/42 = 4 × 3/42 × 3 = 12/126 - Add the two like fractions:
280/126 + 12/126 = 280 + 12/126 = 292/126 - 292/126 simplified gives 146/63
- So, 20/9 + 4/42 = 146/63
In mixed form: 220/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/9+4/42 20/9+8/42 20/18+4/42 20/9+4/84 60/9+4/42 20/9+12/42 20/27+4/42 20/9+20/42 20/45+4/42 20/9+28/42 20/63+4/42