Add 35/12 and 45/63
1st number: 2 11/12, 2nd number: 45/63
35/12 + 45/63 is 305/84.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 63 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 12 × 21 = 252,
35/12 = 35 × 21/12 × 21 = 735/252 - Likewise, for the 2nd fraction, since 63 × 4 = 252,
45/63 = 45 × 4/63 × 4 = 180/252 - Add the two like fractions:
735/252 + 180/252 = 735 + 180/252 = 915/252 - 915/252 simplified gives 305/84
- So, 35/12 + 45/63 = 305/84
In mixed form: 353/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/12+45/63 35/12+90/63 35/24+45/63 35/36+45/63 35/60+45/63 35/84+45/63