Answers

Add 28/40 and 75/64

1^st number: 28/40, 2^nd number: 1 11/64

28/40 + 75/64 is 599/320.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 40 and 64 is 320
   
   Next, find the equivalent fraction of both fractional numbers with denominator 320
2. For the 1st fraction, since 40 × 8 = 320,
   28/40 = 28 × 8/40 × 8 = 224/320
3. Likewise, for the 2nd fraction, since 64 × 5 = 320,
   75/64 = 75 × 5/64 × 5 = 375/320
4. Add the two like fractions:
   224/320 + 375/320 = 224 + 375/320 = 599/320
5. So, 28/40 + 75/64 = 599/320
   In mixed form: 1279/320

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