Answers

Add 42/18 and 49/80

1^st number: 2 6/18, 2^nd number: 49/80

42/18 + 49/80 is 707/240.

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,
   42/18 = 42 × 40/18 × 40 = 1680/720
3. Likewise, for the 2nd fraction, since 80 × 9 = 720,
   49/80 = 49 × 9/80 × 9 = 441/720
4. Add the two like fractions:
   1680/720 + 441/720 = 1680 + 441/720 = 2121/720
5. 2121/720 simplified gives 707/240
6. So, 42/18 + 49/80 = 707/240
   In mixed form: 2227/240

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