Answers

Add 90/75 and 35/7

1^st number: 1 15/75, 2^nd number: 5 0/7

90/75 + 35/7 is 31/5.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 75 and 7 is 525
   
   Next, find the equivalent fraction of both fractional numbers with denominator 525
2. For the 1st fraction, since 75 × 7 = 525,
   90/75 = 90 × 7/75 × 7 = 630/525
3. Likewise, for the 2nd fraction, since 7 × 75 = 525,
   35/7 = 35 × 75/7 × 75 = 2625/525
4. Add the two like fractions:
   630/525 + 2625/525 = 630 + 2625/525 = 3255/525
5. 3255/525 simplified gives 31/5
6. So, 90/75 + 35/7 = 31/5
   In mixed form: 61/5

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