Add 30/63 and 45/14
1st number: 30/63, 2nd number: 3 3/14
30/63 + 45/14 is 155/42.
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,
30/63 = 30 × 2/63 × 2 = 60/126 - Likewise, for the 2nd fraction, since 14 × 9 = 126,
45/14 = 45 × 9/14 × 9 = 405/126 - Add the two like fractions:
60/126 + 405/126 = 60 + 405/126 = 465/126 - 465/126 simplified gives 155/42
- So, 30/63 + 45/14 = 155/42
In mixed form: 329/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/63+45/14 30/63+90/14 30/63+45/28 90/63+45/14 30/63+45/42 30/63+45/70 30/63+45/98