Add 36/45 and 70/49
1st number: 36/45, 2nd number: 1 21/49
36/45 + 70/49 is 78/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 49 is 2205
Next, find the equivalent fraction of both fractional numbers with denominator 2205 - For the 1st fraction, since 45 × 49 = 2205,
36/45 = 36 × 49/45 × 49 = 1764/2205 - Likewise, for the 2nd fraction, since 49 × 45 = 2205,
70/49 = 70 × 45/49 × 45 = 3150/2205 - Add the two like fractions:
1764/2205 + 3150/2205 = 1764 + 3150/2205 = 4914/2205 - 4914/2205 simplified gives 78/35
- So, 36/45 + 70/49 = 78/35
In mixed form: 28/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/45+70/49 36/90+70/49 36/45+70/98