Answers

Add 90/36 and 70/35

1^st number: 2 18/36, 2^nd number: 2 0/35

90/36 + 70/35 is 9/2.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 36 and 35 is 1260
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1260
2. For the 1st fraction, since 36 × 35 = 1260,
   90/36 = 90 × 35/36 × 35 = 3150/1260
3. Likewise, for the 2nd fraction, since 35 × 36 = 1260,
   70/35 = 70 × 36/35 × 36 = 2520/1260
4. Add the two like fractions:
   3150/1260 + 2520/1260 = 3150 + 2520/1260 = 5670/1260
5. 5670/1260 simplified gives 9/2
6. So, 90/36 + 70/35 = 9/2
   In mixed form: 41/2

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