Answers

Add 5/42 and 90/64

1^st number: 5/42, 2^nd number: 1 26/64

5/42 + 90/64 is 1025/672.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 42 and 64 is 1344
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1344
2. For the 1st fraction, since 42 × 32 = 1344,
   5/42 = 5 × 32/42 × 32 = 160/1344
3. Likewise, for the 2nd fraction, since 64 × 21 = 1344,
   90/64 = 90 × 21/64 × 21 = 1890/1344
4. Add the two like fractions:
   160/1344 + 1890/1344 = 160 + 1890/1344 = 2050/1344
5. 2050/1344 simplified gives 1025/672
6. So, 5/42 + 90/64 = 1025/672
   In mixed form: 1353/672

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