Add 45/98 and 81/10
1st number: 45/98, 2nd number: 8 1/10
45/98 + 81/10 is 2097/245.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 10 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 98 × 5 = 490,
45/98 = 45 × 5/98 × 5 = 225/490 - Likewise, for the 2nd fraction, since 10 × 49 = 490,
81/10 = 81 × 49/10 × 49 = 3969/490 - Add the two like fractions:
225/490 + 3969/490 = 225 + 3969/490 = 4194/490 - 4194/490 simplified gives 2097/245
- So, 45/98 + 81/10 = 2097/245
In mixed form: 8137/245
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/98+81/10 45/98+81/20 45/98+81/30 45/98+81/50 45/98+81/70