Answers

Compare 2/5 and 7/10

2/5 is smaller than 7/10

Steps for comparing fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 5 and 10 is 10
2. For the 1st fraction, since 5 × 2 = 10,
   2/5 = 2 × 2/5 × 2 = 4/10
3. Likewise, for the 2nd fraction, since 10 × 1 = 10,
   7/10 = 7 × 1/10 × 1 = 7/10
4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
5. 4/10 < 7/10 or 2/5 < 7/10

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