Add 49/45 and 20/7
1st number: 1 4/45, 2nd number: 2 6/7
49/45 + 20/7 is 1243/315.
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,
49/45 = 49 × 7/45 × 7 = 343/315 - Likewise, for the 2nd fraction, since 7 × 45 = 315,
20/7 = 20 × 45/7 × 45 = 900/315 - Add the two like fractions:
343/315 + 900/315 = 343 + 900/315 = 1243/315 - So, 49/45 + 20/7 = 1243/315
In mixed form: 3298/315
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/45+20/7 49/45+40/7 49/90+20/7 49/45+20/14 49/45+60/7 49/45+20/21 49/45+20/35 49/45+20/49