Compare 40/70 and 25/45
40/70 is greater than 25/45
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 45 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 70 × 9 = 630,
40/70 = 40 × 9/70 × 9 = 360/630 - Likewise, for the 2nd fraction, since 45 × 14 = 630,
25/45 = 25 × 14/45 × 14 = 350/630 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 360/630 > 350/630 or 40/70 > 25/45
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