Add 50/98 and 21/45
50/98 + 21/45 is 718/735.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 45 is 4410
Next, find the equivalent fraction of both fractional numbers with denominator 4410 - For the 1st fraction, since 98 × 45 = 4410,
50/98 = 50 × 45/98 × 45 = 2250/4410 - Likewise, for the 2nd fraction, since 45 × 98 = 4410,
21/45 = 21 × 98/45 × 98 = 2058/4410 - Add the two like fractions:
2250/4410 + 2058/4410 = 2250 + 2058/4410 = 4308/4410 - 4308/4410 simplified gives 718/735
- So, 50/98 + 21/45 = 718/735
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/98+42/45 50/98+21/90 50/98+63/45