Add 4/45 and 36/7
1st number: 4/45, 2nd number: 5 1/7
4/45 + 36/7 is 1648/315.
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,
4/45 = 4 × 7/45 × 7 = 28/315 - Likewise, for the 2nd fraction, since 7 × 45 = 315,
36/7 = 36 × 45/7 × 45 = 1620/315 - Add the two like fractions:
28/315 + 1620/315 = 28 + 1620/315 = 1648/315 - So, 4/45 + 36/7 = 1648/315
In mixed form: 573/315
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/45+36/7 4/45+72/7 4/90+36/7 4/45+36/14 12/45+36/7 4/45+36/21 20/45+36/7 4/45+36/35 28/45+36/7 4/45+36/49