Add 45/63 and 42/14
1st number: 45/63, 2nd number: 3 0/14
45/63 + 42/14 is 26/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 14 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 63 × 2 = 126,
45/63 = 45 × 2/63 × 2 = 90/126 - Likewise, for the 2nd fraction, since 14 × 9 = 126,
42/14 = 42 × 9/14 × 9 = 378/126 - Add the two like fractions:
90/126 + 378/126 = 90 + 378/126 = 468/126 - 468/126 simplified gives 26/7
- So, 45/63 + 42/14 = 26/7
In mixed form: 35/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/63+42/14 45/63+84/14 45/63+42/28 45/63+42/70 45/63+42/98