Answers

Subtract 16/70 from 9/4

1^st number: 2 1/4, 2^nd number: 16/70

9/4 - 16/70 is 283/140.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 4 and 70 is 140
   
   Next, find the equivalent fraction of both fractional numbers with denominator 140
2. For the 1st fraction, since 4 × 35 = 140,
   9/4 = 9 × 35/4 × 35 = 315/140
3. Likewise, for the 2nd fraction, since 70 × 2 = 140,
   16/70 = 16 × 2/70 × 2 = 32/140
4. Subtract the two like fractions:
   315/140 - 32/140 = 315 - 32/140 = 283/140
5. In mixed form: 23/140

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