Answers

Add 42/8 and 72/75

1^st number: 5 2/8, 2^nd number: 72/75

42/8 + 72/75 is 621/100.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 8 and 75 is 600
   
   Next, find the equivalent fraction of both fractional numbers with denominator 600
2. For the 1st fraction, since 8 × 75 = 600,
   42/8 = 42 × 75/8 × 75 = 3150/600
3. Likewise, for the 2nd fraction, since 75 × 8 = 600,
   72/75 = 72 × 8/75 × 8 = 576/600
4. Add the two like fractions:
   3150/600 + 576/600 = 3150 + 576/600 = 3726/600
5. 3726/600 simplified gives 621/100
6. So, 42/8 + 72/75 = 621/100
   In mixed form: 621/100

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