Answers

Add 6/28 and 84/80

1^st number: 6/28, 2^nd number: 1 4/80

6/28 + 84/80 is 177/140.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 28 and 80 is 560
   
   Next, find the equivalent fraction of both fractional numbers with denominator 560
2. For the 1st fraction, since 28 × 20 = 560,
   6/28 = 6 × 20/28 × 20 = 120/560
3. Likewise, for the 2nd fraction, since 80 × 7 = 560,
   84/80 = 84 × 7/80 × 7 = 588/560
4. Add the two like fractions:
   120/560 + 588/560 = 120 + 588/560 = 708/560
5. 708/560 simplified gives 177/140
6. So, 6/28 + 84/80 = 177/140
   In mixed form: 137/140

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