Add 25/45 and 27/7
1st number: 25/45, 2nd number: 3 6/7
25/45 + 27/7 is 278/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 7 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 45 × 7 = 315,
25/45 = 25 × 7/45 × 7 = 175/315 - Likewise, for the 2nd fraction, since 7 × 45 = 315,
27/7 = 27 × 45/7 × 45 = 1215/315 - Add the two like fractions:
175/315 + 1215/315 = 175 + 1215/315 = 1390/315 - 1390/315 simplified gives 278/63
- So, 25/45 + 27/7 = 278/63
In mixed form: 426/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/45+27/7 25/45+54/7 25/90+27/7 25/45+27/14 75/45+27/7 25/45+81/7 25/45+27/21 25/45+27/35 25/45+27/49