Add 9/40 and 4/98
9/40 + 4/98 is 521/1960.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 98 is 1960
Next, find the equivalent fraction of both fractional numbers with denominator 1960 - For the 1st fraction, since 40 × 49 = 1960,
9/40 = 9 × 49/40 × 49 = 441/1960 - Likewise, for the 2nd fraction, since 98 × 20 = 1960,
4/98 = 4 × 20/98 × 20 = 80/1960 - Add the two like fractions:
441/1960 + 80/1960 = 441 + 80/1960 = 521/1960 - So, 9/40 + 4/98 = 521/1960
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/40+4/98 9/40+8/98 9/80+4/98 27/40+4/98 9/40+12/98 45/40+4/98 9/40+20/98 63/40+4/98 9/40+28/98