Answers

Add 49/18 and 15/70

1^st number: 2 13/18, 2^nd number: 15/70

49/18 + 15/70 is 185/63.

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,
   49/18 = 49 × 35/18 × 35 = 1715/630
3. Likewise, for the 2nd fraction, since 70 × 9 = 630,
   15/70 = 15 × 9/70 × 9 = 135/630
4. Add the two like fractions:
   1715/630 + 135/630 = 1715 + 135/630 = 1850/630
5. 1850/630 simplified gives 185/63
6. So, 49/18 + 15/70 = 185/63
   In mixed form: 259/63

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