Answers

Add 49/18 and 70/80

1^st number: 2 13/18, 2^nd number: 70/80

49/18 + 70/80 is 259/72.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 18 and 80 is 720
   
   Next, find the equivalent fraction of both fractional numbers with denominator 720
2. For the 1st fraction, since 18 × 40 = 720,
   49/18 = 49 × 40/18 × 40 = 1960/720
3. Likewise, for the 2nd fraction, since 80 × 9 = 720,
   70/80 = 70 × 9/80 × 9 = 630/720
4. Add the two like fractions:
   1960/720 + 630/720 = 1960 + 630/720 = 2590/720
5. 2590/720 simplified gives 259/72
6. So, 49/18 + 70/80 = 259/72
   In mixed form: 343/72

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