Answers

Subtract 2/90 from 63/35

1^st number: 1 28/35, 2^nd number: 2/90

63/35 - 2/90 is 16/9.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 35 and 90 is 630
   
   Next, find the equivalent fraction of both fractional numbers with denominator 630
2. For the 1st fraction, since 35 × 18 = 630,
   63/35 = 63 × 18/35 × 18 = 1134/630
3. Likewise, for the 2nd fraction, since 90 × 7 = 630,
   2/90 = 2 × 7/90 × 7 = 14/630
4. Subtract the two like fractions:
   1134/630 - 14/630 = 1134 - 14/630 = 1120/630
5. After reducing the fraction, the answer is 16/9
6. In mixed form: 17/9

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