Answers

Add 14/90 and 98/70

1^st number: 14/90, 2^nd number: 1 28/70

14/90 + 98/70 is 14/9.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 90 and 70 is 630
   
   Next, find the equivalent fraction of both fractional numbers with denominator 630
2. For the 1st fraction, since 90 × 7 = 630,
   14/90 = 14 × 7/90 × 7 = 98/630
3. Likewise, for the 2nd fraction, since 70 × 9 = 630,
   98/70 = 98 × 9/70 × 9 = 882/630
4. Add the two like fractions:
   98/630 + 882/630 = 98 + 882/630 = 980/630
5. 980/630 simplified gives 14/9
6. So, 14/90 + 98/70 = 14/9
   In mixed form: 15/9

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