Add 4/14 and 90/63
1st number: 4/14, 2nd number: 1 27/63
4/14 + 90/63 is 12/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 63 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 14 × 9 = 126,
4/14 = 4 × 9/14 × 9 = 36/126 - Likewise, for the 2nd fraction, since 63 × 2 = 126,
90/63 = 90 × 2/63 × 2 = 180/126 - Add the two like fractions:
36/126 + 180/126 = 36 + 180/126 = 216/126 - 216/126 simplified gives 12/7
- So, 4/14 + 90/63 = 12/7
In mixed form: 15/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/14+90/63 4/28+90/63 12/14+90/63 4/42+90/63 20/14+90/63 4/70+90/63 28/14+90/63 4/98+90/63