Answers

Add 70/64 and 27/80

1^st number: 1 6/64, 2^nd number: 27/80

70/64 + 27/80 is 229/160.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 64 and 80 is 320
   
   Next, find the equivalent fraction of both fractional numbers with denominator 320
2. For the 1st fraction, since 64 × 5 = 320,
   70/64 = 70 × 5/64 × 5 = 350/320
3. Likewise, for the 2nd fraction, since 80 × 4 = 320,
   27/80 = 27 × 4/80 × 4 = 108/320
4. Add the two like fractions:
   350/320 + 108/320 = 350 + 108/320 = 458/320
5. 458/320 simplified gives 229/160
6. So, 70/64 + 27/80 = 229/160
   In mixed form: 169/160

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