Answers

Add 54/72 and 42/5

1^st number: 54/72, 2^nd number: 8 2/5

54/72 + 42/5 is 183/20.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 72 and 5 is 360
   
   Next, find the equivalent fraction of both fractional numbers with denominator 360
2. For the 1st fraction, since 72 × 5 = 360,
   54/72 = 54 × 5/72 × 5 = 270/360
3. Likewise, for the 2nd fraction, since 5 × 72 = 360,
   42/5 = 42 × 72/5 × 72 = 3024/360
4. Add the two like fractions:
   270/360 + 3024/360 = 270 + 3024/360 = 3294/360
5. 3294/360 simplified gives 183/20
6. So, 54/72 + 42/5 = 183/20
   In mixed form: 93/20

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