Compare 84/42 and 16/45
1st number: 2 0/42, 2nd number: 16/45
84/42 is greater than 16/45
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 45 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 42 × 15 = 630,
84/42 = 84 × 15/42 × 15 = 1260/630 - Likewise, for the 2nd fraction, since 45 × 14 = 630,
16/45 = 16 × 14/45 × 14 = 224/630 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 1260/630 > 224/630 or 84/42 > 16/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/42 and 32/45 84/42 and 16/90 84/42 and 48/45 84/42 and 80/45