Add 45/40 and 1/98
1st number: 1 5/40, 2nd number: 1/98
45/40 + 1/98 is 445/392.
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,
45/40 = 45 × 49/40 × 49 = 2205/1960 - Likewise, for the 2nd fraction, since 98 × 20 = 1960,
1/98 = 1 × 20/98 × 20 = 20/1960 - Add the two like fractions:
2205/1960 + 20/1960 = 2205 + 20/1960 = 2225/1960 - 2225/1960 simplified gives 445/392
- So, 45/40 + 1/98 = 445/392
In mixed form: 153/392
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/40+1/98 45/40+2/98 45/80+1/98 45/40+3/98 45/40+5/98 45/40+7/98