Answers

Compare 90/10 and 18/42

1^st number: 9 0/10, 2^nd number: 18/42

90/10 is greater than 18/42

Steps for comparing fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 10 and 42 is 210
2. For the 1st fraction, since 10 × 21 = 210,
   90/10 = 90 × 21/10 × 21 = 1890/210
3. Likewise, for the 2nd fraction, since 42 × 5 = 210,
   18/42 = 18 × 5/42 × 5 = 90/210
4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
5. 1890/210 > 90/210 or 90/10 > 18/42

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