Answers

Add 70/30 and 28/70

1^st number: 2 10/30, 2^nd number: 28/70

70/30 + 28/70 is 41/15.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 30 and 70 is 210
   
   Next, find the equivalent fraction of both fractional numbers with denominator 210
2. For the 1st fraction, since 30 × 7 = 210,
   70/30 = 70 × 7/30 × 7 = 490/210
3. Likewise, for the 2nd fraction, since 70 × 3 = 210,
   28/70 = 28 × 3/70 × 3 = 84/210
4. Add the two like fractions:
   490/210 + 84/210 = 490 + 84/210 = 574/210
5. 574/210 simplified gives 41/15
6. So, 70/30 + 28/70 = 41/15
   In mixed form: 211/15

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