Add 20/45 and 12/98
20/45 + 12/98 is 250/441.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 98 is 4410
Next, find the equivalent fraction of both fractional numbers with denominator 4410 - For the 1st fraction, since 45 × 98 = 4410,
20/45 = 20 × 98/45 × 98 = 1960/4410 - Likewise, for the 2nd fraction, since 98 × 45 = 4410,
12/98 = 12 × 45/98 × 45 = 540/4410 - Add the two like fractions:
1960/4410 + 540/4410 = 1960 + 540/4410 = 2500/4410 - 2500/4410 simplified gives 250/441
- So, 20/45 + 12/98 = 250/441
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/45+12/98 20/45+24/98 20/90+12/98 60/45+12/98 20/45+36/98 20/45+60/98 20/45+84/98