Answers

Add 54/6 and 72/90

1^st number: 9 0/6, 2^nd number: 72/90

54/6 + 72/90 is 49/5.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 6 and 90 is 90
   
   Next, find the equivalent fraction of both fractional numbers with denominator 90
2. For the 1st fraction, since 6 × 15 = 90,
   54/6 = 54 × 15/6 × 15 = 810/90
3. Likewise, for the 2nd fraction, since 90 × 1 = 90,
   72/90 = 72 × 1/90 × 1 = 72/90
4. Add the two like fractions:
   810/90 + 72/90 = 810 + 72/90 = 882/90
5. 882/90 simplified gives 49/5
6. So, 54/6 + 72/90 = 49/5
   In mixed form: 94/5

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