Answers

Add 75/72 and 42/64

1^st number: 1 3/72, 2^nd number: 42/64

75/72 + 42/64 is 163/96.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 72 and 64 is 576
   
   Next, find the equivalent fraction of both fractional numbers with denominator 576
2. For the 1st fraction, since 72 × 8 = 576,
   75/72 = 75 × 8/72 × 8 = 600/576
3. Likewise, for the 2nd fraction, since 64 × 9 = 576,
   42/64 = 42 × 9/64 × 9 = 378/576
4. Add the two like fractions:
   600/576 + 378/576 = 600 + 378/576 = 978/576
5. 978/576 simplified gives 163/96
6. So, 75/72 + 42/64 = 163/96
   In mixed form: 167/96

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