Answers

Add 21/60 and 70/50

1^st number: 21/60, 2^nd number: 1 20/50

21/60 + 70/50 is 7/4.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 60 and 50 is 300
   
   Next, find the equivalent fraction of both fractional numbers with denominator 300
2. For the 1st fraction, since 60 × 5 = 300,
   21/60 = 21 × 5/60 × 5 = 105/300
3. Likewise, for the 2nd fraction, since 50 × 6 = 300,
   70/50 = 70 × 6/50 × 6 = 420/300
4. Add the two like fractions:
   105/300 + 420/300 = 105 + 420/300 = 525/300
5. 525/300 simplified gives 7/4
6. So, 21/60 + 70/50 = 7/4
   In mixed form: 13/4

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