Answers

Add 36/90 and 70/35

1^st number: 36/90, 2^nd number: 2 0/35

36/90 + 70/35 is 12/5.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 90 and 35 is 630
   
   Next, find the equivalent fraction of both fractional numbers with denominator 630
2. For the 1st fraction, since 90 × 7 = 630,
   36/90 = 36 × 7/90 × 7 = 252/630
3. Likewise, for the 2nd fraction, since 35 × 18 = 630,
   70/35 = 70 × 18/35 × 18 = 1260/630
4. Add the two like fractions:
   252/630 + 1260/630 = 252 + 1260/630 = 1512/630
5. 1512/630 simplified gives 12/5
6. So, 36/90 + 70/35 = 12/5
   In mixed form: 22/5

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