Add 2/40 and 2/49
2/40 + 2/49 is 89/980.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 49 is 1960
Next, find the equivalent fraction of both fractional numbers with denominator 1960 - For the 1st fraction, since 40 × 49 = 1960,
2/40 = 2 × 49/40 × 49 = 98/1960 - Likewise, for the 2nd fraction, since 49 × 40 = 1960,
2/49 = 2 × 40/49 × 40 = 80/1960 - Add the two like fractions:
98/1960 + 80/1960 = 98 + 80/1960 = 178/1960 - 178/1960 simplified gives 89/980
- So, 2/40 + 2/49 = 89/980
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/40+2/49 2/40+4/49 2/80+2/49 2/40+2/98 6/40+2/49 2/40+6/49 10/40+2/49 2/40+10/49 14/40+2/49 2/40+14/49