Answers

Add 36/84 and 75/70

1^st number: 36/84, 2^nd number: 1 5/70

36/84 + 75/70 is 3/2.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 70 is 420
   
   Next, find the equivalent fraction of both fractional numbers with denominator 420
2. For the 1st fraction, since 84 × 5 = 420,
   36/84 = 36 × 5/84 × 5 = 180/420
3. Likewise, for the 2nd fraction, since 70 × 6 = 420,
   75/70 = 75 × 6/70 × 6 = 450/420
4. Add the two like fractions:
   180/420 + 450/420 = 180 + 450/420 = 630/420
5. 630/420 simplified gives 3/2
6. So, 36/84 + 75/70 = 3/2
   In mixed form: 11/2

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