Answers

Add 75/10 and 50/90

1^st number: 7 5/10, 2^nd number: 50/90

75/10 + 50/90 is 145/18.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 10 and 90 is 90
   
   Next, find the equivalent fraction of both fractional numbers with denominator 90
2. For the 1st fraction, since 10 × 9 = 90,
   75/10 = 75 × 9/10 × 9 = 675/90
3. Likewise, for the 2nd fraction, since 90 × 1 = 90,
   50/90 = 50 × 1/90 × 1 = 50/90
4. Add the two like fractions:
   675/90 + 50/90 = 675 + 50/90 = 725/90
5. 725/90 simplified gives 145/18
6. So, 75/10 + 50/90 = 145/18
   In mixed form: 81/18

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