Answers

Add 84/28 and 24/40

1^st number: 3 0/28, 2^nd number: 24/40

84/28 + 24/40 is 18/5.

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,
   84/28 = 84 × 10/28 × 10 = 840/280
3. Likewise, for the 2nd fraction, since 40 × 7 = 280,
   24/40 = 24 × 7/40 × 7 = 168/280
4. Add the two like fractions:
   840/280 + 168/280 = 840 + 168/280 = 1008/280
5. 1008/280 simplified gives 18/5
6. So, 84/28 + 24/40 = 18/5
   In mixed form: 33/5

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