Answers

Add 80/28 and 24/20

1^st number: 2 24/28, 2^nd number: 1 4/20

80/28 + 24/20 is 142/35.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 28 and 20 is 140
   
   Next, find the equivalent fraction of both fractional numbers with denominator 140
2. For the 1st fraction, since 28 × 5 = 140,
   80/28 = 80 × 5/28 × 5 = 400/140
3. Likewise, for the 2nd fraction, since 20 × 7 = 140,
   24/20 = 24 × 7/20 × 7 = 168/140
4. Add the two like fractions:
   400/140 + 168/140 = 400 + 168/140 = 568/140
5. 568/140 simplified gives 142/35
6. So, 80/28 + 24/20 = 142/35
   In mixed form: 42/35

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