Add 1/45 and 14/7
1st number: 1/45, 2nd number: 2 0/7
1/45 + 14/7 is 91/45.
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,
1/45 = 1 × 7/45 × 7 = 7/315 - Likewise, for the 2nd fraction, since 7 × 45 = 315,
14/7 = 14 × 45/7 × 45 = 630/315 - Add the two like fractions:
7/315 + 630/315 = 7 + 630/315 = 637/315 - 637/315 simplified gives 91/45
- So, 1/45 + 14/7 = 91/45
In mixed form: 21/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/45+14/7 1/45+28/7 1/90+14/7 3/45+14/7 1/45+42/7 1/45+14/21 5/45+14/7 1/45+70/7 1/45+14/35 7/45+14/7 1/45+98/7 1/45+14/49