Answers

Add 48/72 and 98/20

1^st number: 48/72, 2^nd number: 4 18/20

48/72 + 98/20 is 167/30.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 72 and 20 is 360
   
   Next, find the equivalent fraction of both fractional numbers with denominator 360
2. For the 1st fraction, since 72 × 5 = 360,
   48/72 = 48 × 5/72 × 5 = 240/360
3. Likewise, for the 2nd fraction, since 20 × 18 = 360,
   98/20 = 98 × 18/20 × 18 = 1764/360
4. Add the two like fractions:
   240/360 + 1764/360 = 240 + 1764/360 = 2004/360
5. 2004/360 simplified gives 167/30
6. So, 48/72 + 98/20 = 167/30
   In mixed form: 517/30

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