Answers

Add 84/60 and 20/72

1^st number: 1 24/60, 2^nd number: 20/72

84/60 + 20/72 is 151/90.

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,
   20/72 = 20 × 5/72 × 5 = 100/360
4. Add the two like fractions:
   504/360 + 100/360 = 504 + 100/360 = 604/360
5. 604/360 simplified gives 151/90
6. So, 84/60 + 20/72 = 151/90
   In mixed form: 161/90

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