Add 1/7 and 1/45
1/7 + 1/45 is 52/315.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 45 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 7 × 45 = 315,
1/7 = 1 × 45/7 × 45 = 45/315 - Likewise, for the 2nd fraction, since 45 × 7 = 315,
1/45 = 1 × 7/45 × 7 = 7/315 - Add the two like fractions:
45/315 + 7/315 = 45 + 7/315 = 52/315 - So, 1/7 + 1/45 = 52/315
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/7+1/45 1/7+2/45 1/14+1/45 1/7+1/90 3/7+1/45 1/7+3/45 1/21+1/45 5/7+1/45 1/7+5/45 1/35+1/45 1/7+7/45 1/49+1/45