Answers

Add 48/18 and 27/70

1^st number: 2 12/18, 2^nd number: 27/70

48/18 + 27/70 is 641/210.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 18 and 70 is 630
   
   Next, find the equivalent fraction of both fractional numbers with denominator 630
2. For the 1st fraction, since 18 × 35 = 630,
   48/18 = 48 × 35/18 × 35 = 1680/630
3. Likewise, for the 2nd fraction, since 70 × 9 = 630,
   27/70 = 27 × 9/70 × 9 = 243/630
4. Add the two like fractions:
   1680/630 + 243/630 = 1680 + 243/630 = 1923/630
5. 1923/630 simplified gives 641/210
6. So, 48/18 + 27/70 = 641/210
   In mixed form: 311/210

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