Answers

Add 75/12 and 40/70

1^st number: 6 3/12, 2^nd number: 40/70

75/12 + 40/70 is 191/28.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 12 and 70 is 420
   
   Next, find the equivalent fraction of both fractional numbers with denominator 420
2. For the 1st fraction, since 12 × 35 = 420,
   75/12 = 75 × 35/12 × 35 = 2625/420
3. Likewise, for the 2nd fraction, since 70 × 6 = 420,
   40/70 = 40 × 6/70 × 6 = 240/420
4. Add the two like fractions:
   2625/420 + 240/420 = 2625 + 240/420 = 2865/420
5. 2865/420 simplified gives 191/28
6. So, 75/12 + 40/70 = 191/28
   In mixed form: 623/28

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