Answers

Add 4/90 and 75/16

1^st number: 4/90, 2^nd number: 4 11/16

4/90 + 75/16 is 3407/720.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 90 and 16 is 720
2. For the 1st fraction, since 90 × 8 = 720,
   4/90 = 4 × 8/90 × 8 = 32/720
3. Likewise, for the 2nd fraction, since 16 × 45 = 720,
   75/16 = 75 × 45/16 × 45 = 3375/720
4. Add the two fractions:
   32/720 + 3375/720 = 32 + 3375/720 = 3407/720
5. So, 4/90 + 75/16 = 3407/720
   In mixed form: 4527/720

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