Answers

Add 98/40 and 42/56

1^st number: 2 18/40, 2^nd number: 42/56

98/40 + 42/56 is 16/5.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 40 and 56 is 280
   
   Next, find the equivalent fraction of both fractional numbers with denominator 280
2. For the 1st fraction, since 40 × 7 = 280,
   98/40 = 98 × 7/40 × 7 = 686/280
3. Likewise, for the 2nd fraction, since 56 × 5 = 280,
   42/56 = 42 × 5/56 × 5 = 210/280
4. Add the two like fractions:
   686/280 + 210/280 = 686 + 210/280 = 896/280
5. 896/280 simplified gives 16/5
6. So, 98/40 + 42/56 = 16/5
   In mixed form: 31/5

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