Add 18/98 and 40/10
1st number: 18/98, 2nd number: 4 0/10
18/98 + 40/10 is 205/49.
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,
40/10 = 40 × 49/10 × 49 = 1960/490 - Add the two like fractions:
90/490 + 1960/490 = 90 + 1960/490 = 2050/490 - 2050/490 simplified gives 205/49
- So, 18/98 + 40/10 = 205/49
In mixed form: 49/49
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/98+40/10 18/98+80/10 18/98+40/20 54/98+40/10 18/98+40/30 90/98+40/10 18/98+40/50 18/98+40/70