Answers

Add 84/60 and 4/72

1^st number: 1 24/60, 2^nd number: 4/72

84/60 + 4/72 is 131/90.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 60 and 72 is 360
   
   Next, find the equivalent fraction of both fractional numbers with denominator 360
2. For the 1st fraction, since 60 × 6 = 360,
   84/60 = 84 × 6/60 × 6 = 504/360
3. Likewise, for the 2nd fraction, since 72 × 5 = 360,
   4/72 = 4 × 5/72 × 5 = 20/360
4. Add the two like fractions:
   504/360 + 20/360 = 504 + 20/360 = 524/360
5. 524/360 simplified gives 131/90
6. So, 84/60 + 4/72 = 131/90
   In mixed form: 141/90

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