Add 18/98 and 42/10
1st number: 18/98, 2nd number: 4 2/10
18/98 + 42/10 is 1074/245.
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,
18/98 = 18 × 5/98 × 5 = 90/490 - Likewise, for the 2nd fraction, since 10 × 49 = 490,
42/10 = 42 × 49/10 × 49 = 2058/490 - Add the two like fractions:
90/490 + 2058/490 = 90 + 2058/490 = 2148/490 - 2148/490 simplified gives 1074/245
- So, 18/98 + 42/10 = 1074/245
In mixed form: 494/245
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/98+42/10 18/98+84/10 18/98+42/20 54/98+42/10 18/98+42/30 90/98+42/10 18/98+42/50 18/98+42/70