Compare 84/98 and 7/40
84/98 is greater than 7/40
Steps for comparing 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,
7/40 = 7 × 49/40 × 49 = 343/1960 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 1680/1960 > 343/1960 or 84/98 > 7/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/98 and 14/40 84/98 and 7/80 84/98 and 21/40 84/98 and 35/40 84/98 and 49/40