Answers

Add 90/36 and 45/75

1^st number: 2 18/36, 2^nd number: 45/75

90/36 + 45/75 is 31/10.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 36 and 75 is 900
   
   Next, find the equivalent fraction of both fractional numbers with denominator 900
2. For the 1st fraction, since 36 × 25 = 900,
   90/36 = 90 × 25/36 × 25 = 2250/900
3. Likewise, for the 2nd fraction, since 75 × 12 = 900,
   45/75 = 45 × 12/75 × 12 = 540/900
4. Add the two like fractions:
   2250/900 + 540/900 = 2250 + 540/900 = 2790/900
5. 2790/900 simplified gives 31/10
6. So, 90/36 + 45/75 = 31/10
   In mixed form: 31/10

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