Answers

Add 75/8 and 70/90

1^st number: 9 3/8, 2^nd number: 70/90

75/8 + 70/90 is 731/72.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 8 and 90 is 360
   
   Next, find the equivalent fraction of both fractional numbers with denominator 360
2. For the 1st fraction, since 8 × 45 = 360,
   75/8 = 75 × 45/8 × 45 = 3375/360
3. Likewise, for the 2nd fraction, since 90 × 4 = 360,
   70/90 = 70 × 4/90 × 4 = 280/360
4. Add the two like fractions:
   3375/360 + 280/360 = 3375 + 280/360 = 3655/360
5. 3655/360 simplified gives 731/72
6. So, 75/8 + 70/90 = 731/72
   In mixed form: 1011/72

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