Answers

Add 25/70 and 90/30

1^st number: 25/70, 2^nd number: 3 0/30

25/70 + 90/30 is 47/14.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 70 and 30 is 210
   
   Next, find the equivalent fraction of both fractional numbers with denominator 210
2. For the 1st fraction, since 70 × 3 = 210,
   25/70 = 25 × 3/70 × 3 = 75/210
3. Likewise, for the 2nd fraction, since 30 × 7 = 210,
   90/30 = 90 × 7/30 × 7 = 630/210
4. Add the two like fractions:
   75/210 + 630/210 = 75 + 630/210 = 705/210
5. 705/210 simplified gives 47/14
6. So, 25/70 + 90/30 = 47/14
   In mixed form: 35/14

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