Answers

Add 98/70 and 9/24

1^st number: 1 28/70, 2^nd number: 9/24

98/70 + 9/24 is 71/40.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 70 and 24 is 840
   
   Next, find the equivalent fraction of both fractional numbers with denominator 840
2. For the 1st fraction, since 70 × 12 = 840,
   98/70 = 98 × 12/70 × 12 = 1176/840
3. Likewise, for the 2nd fraction, since 24 × 35 = 840,
   9/24 = 9 × 35/24 × 35 = 315/840
4. Add the two like fractions:
   1176/840 + 315/840 = 1176 + 315/840 = 1491/840
5. 1491/840 simplified gives 71/40
6. So, 98/70 + 9/24 = 71/40
   In mixed form: 131/40

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