Answers

Add 75/4 and 70/90

1^st number: 18 3/4, 2^nd number: 70/90

75/4 + 70/90 is 703/36.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 4 and 90 is 180
   
   Next, find the equivalent fraction of both fractional numbers with denominator 180
2. For the 1st fraction, since 4 × 45 = 180,
   75/4 = 75 × 45/4 × 45 = 3375/180
3. Likewise, for the 2nd fraction, since 90 × 2 = 180,
   70/90 = 70 × 2/90 × 2 = 140/180
4. Add the two like fractions:
   3375/180 + 140/180 = 3375 + 140/180 = 3515/180
5. 3515/180 simplified gives 703/36
6. So, 75/4 + 70/90 = 703/36
   In mixed form: 1919/36

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