Answers

Add 70/42 and 64/27

1^st number: 1 28/42, 2^nd number: 2 10/27

70/42 + 64/27 is 109/27.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 42 and 27 is 378
   
   Next, find the equivalent fraction of both fractional numbers with denominator 378
2. For the 1st fraction, since 42 × 9 = 378,
   70/42 = 70 × 9/42 × 9 = 630/378
3. Likewise, for the 2nd fraction, since 27 × 14 = 378,
   64/27 = 64 × 14/27 × 14 = 896/378
4. Add the two like fractions:
   630/378 + 896/378 = 630 + 896/378 = 1526/378
5. 1526/378 simplified gives 109/27
6. So, 70/42 + 64/27 = 109/27
   In mixed form: 41/27

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