Add 3/45 and 15/35
3/45 + 15/35 is 52/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 35 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 45 × 7 = 315,
3/45 = 3 × 7/45 × 7 = 21/315 - Likewise, for the 2nd fraction, since 35 × 9 = 315,
15/35 = 15 × 9/35 × 9 = 135/315 - Add the two like fractions:
21/315 + 135/315 = 21 + 135/315 = 156/315 - 156/315 simplified gives 52/105
- So, 3/45 + 15/35 = 52/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/45+15/35 3/45+30/35 3/90+15/35 3/45+15/70 9/45+15/35 3/45+45/35 15/45+15/35 3/45+75/35 21/45+15/35