Answers

Compare 90/30 and 12/42

1^st number: 3 0/30, 2^nd number: 12/42

90/30 is greater than 12/42

Steps for comparing fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 30 and 42 is 210
2. For the 1st fraction, since 30 × 7 = 210,
   90/30 = 90 × 7/30 × 7 = 630/210
3. Likewise, for the 2nd fraction, since 42 × 5 = 210,
   12/42 = 12 × 5/42 × 5 = 60/210
4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
5. 630/210 > 60/210 or 90/30 > 12/42

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