Answers

Add 75/12 and 56/70

1^st number: 6 3/12, 2^nd number: 56/70

75/12 + 56/70 is 141/20.

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,
   56/70 = 56 × 6/70 × 6 = 336/420
4. Add the two like fractions:
   2625/420 + 336/420 = 2625 + 336/420 = 2961/420
5. 2961/420 simplified gives 141/20
6. So, 75/12 + 56/70 = 141/20
   In mixed form: 71/20

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