Add 84/98 and 5/40
84/98 + 5/40 is 55/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 40 is 1960
Next, find the equivalent fraction of both fractional numbers with denominator 1960 - For the 1st fraction, since 98 × 20 = 1960,
84/98 = 84 × 20/98 × 20 = 1680/1960 - Likewise, for the 2nd fraction, since 40 × 49 = 1960,
5/40 = 5 × 49/40 × 49 = 245/1960 - Add the two like fractions:
1680/1960 + 245/1960 = 1680 + 245/1960 = 1925/1960 - 1925/1960 simplified gives 55/56
- So, 84/98 + 5/40 = 55/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/98+10/40 84/98+5/80 84/98+15/40 84/98+25/40 84/98+35/40