Answers

Add 25/8 and 50/70

1^st number: 3 1/8, 2^nd number: 50/70

25/8 + 50/70 is 215/56.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 8 and 70 is 280
   
   Next, find the equivalent fraction of both fractional numbers with denominator 280
2. For the 1st fraction, since 8 × 35 = 280,
   25/8 = 25 × 35/8 × 35 = 875/280
3. Likewise, for the 2nd fraction, since 70 × 4 = 280,
   50/70 = 50 × 4/70 × 4 = 200/280
4. Add the two like fractions:
   875/280 + 200/280 = 875 + 200/280 = 1075/280
5. 1075/280 simplified gives 215/56
6. So, 25/8 + 50/70 = 215/56
   In mixed form: 347/56

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