Answers

Add 30/24 and 80/70

1^st number: 1 6/24, 2^nd number: 1 10/70

30/24 + 80/70 is 67/28.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 24 and 70 is 840
   
   Next, find the equivalent fraction of both fractional numbers with denominator 840
2. For the 1st fraction, since 24 × 35 = 840,
   30/24 = 30 × 35/24 × 35 = 1050/840
3. Likewise, for the 2nd fraction, since 70 × 12 = 840,
   80/70 = 80 × 12/70 × 12 = 960/840
4. Add the two like fractions:
   1050/840 + 960/840 = 1050 + 960/840 = 2010/840
5. 2010/840 simplified gives 67/28
6. So, 30/24 + 80/70 = 67/28
   In mixed form: 211/28

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