Answers

Add 27/18 and 98/70

1^st number: 1 9/18, 2^nd number: 1 28/70

27/18 + 98/70 is 29/10.

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,
   27/18 = 27 × 35/18 × 35 = 945/630
3. Likewise, for the 2nd fraction, since 70 × 9 = 630,
   98/70 = 98 × 9/70 × 9 = 882/630
4. Add the two like fractions:
   945/630 + 882/630 = 945 + 882/630 = 1827/630
5. 1827/630 simplified gives 29/10
6. So, 27/18 + 98/70 = 29/10
   In mixed form: 29/10

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