Add 30/45 and 12/49
30/45 + 12/49 is 134/147.
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,
30/45 = 30 × 49/45 × 49 = 1470/2205 - Likewise, for the 2nd fraction, since 49 × 45 = 2205,
12/49 = 12 × 45/49 × 45 = 540/2205 - Add the two like fractions:
1470/2205 + 540/2205 = 1470 + 540/2205 = 2010/2205 - 2010/2205 simplified gives 134/147
- So, 30/45 + 12/49 = 134/147
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/45+12/49 30/45+24/49 30/90+12/49 30/45+12/98 90/45+12/49 30/45+36/49 30/45+60/49 30/45+84/49