Answers

Add 90/8 and 75/90

1^st number: 11 2/8, 2^nd number: 75/90

90/8 + 75/90 is 145/12.

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,
   90/8 = 90 × 45/8 × 45 = 4050/360
3. Likewise, for the 2nd fraction, since 90 × 4 = 360,
   75/90 = 75 × 4/90 × 4 = 300/360
4. Add the two like fractions:
   4050/360 + 300/360 = 4050 + 300/360 = 4350/360
5. 4350/360 simplified gives 145/12
6. So, 90/8 + 75/90 = 145/12
   In mixed form: 121/12

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