Answers

Add 32/70 and 98/90

1^st number: 32/70, 2^nd number: 1 8/90

32/70 + 98/90 is 487/315.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 70 and 90 is 630
   
   Next, find the equivalent fraction of both fractional numbers with denominator 630
2. For the 1st fraction, since 70 × 9 = 630,
   32/70 = 32 × 9/70 × 9 = 288/630
3. Likewise, for the 2nd fraction, since 90 × 7 = 630,
   98/90 = 98 × 7/90 × 7 = 686/630
4. Add the two like fractions:
   288/630 + 686/630 = 288 + 686/630 = 974/630
5. 974/630 simplified gives 487/315
6. So, 32/70 + 98/90 = 487/315
   In mixed form: 1172/315

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