Answers

Compare 70/64 and 90/70

1^st number: 1 6/64, 2^nd number: 1 20/70

70/64 is smaller than 90/70

Steps for comparing fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 64 and 70 is 2240
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2240
2. For the 1st fraction, since 64 × 35 = 2240,
   70/64 = 70 × 35/64 × 35 = 2450/2240
3. Likewise, for the 2nd fraction, since 70 × 32 = 2240,
   90/70 = 90 × 32/70 × 32 = 2880/2240
4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
5. 2450/2240 < 2880/2240 or 70/64 < 90/70

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