Answers

Add 35/28 and 98/40

1^st number: 1 7/28, 2^nd number: 2 18/40

35/28 + 98/40 is 37/10.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 28 and 40 is 280
   
   Next, find the equivalent fraction of both fractional numbers with denominator 280
2. For the 1st fraction, since 28 × 10 = 280,
   35/28 = 35 × 10/28 × 10 = 350/280
3. Likewise, for the 2nd fraction, since 40 × 7 = 280,
   98/40 = 98 × 7/40 × 7 = 686/280
4. Add the two like fractions:
   350/280 + 686/280 = 350 + 686/280 = 1036/280
5. 1036/280 simplified gives 37/10
6. So, 35/28 + 98/40 = 37/10
   In mixed form: 37/10

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