Answers

Add 64/20 and 98/30

1^st number: 3 4/20, 2^nd number: 3 8/30

64/20 + 98/30 is 97/15.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 20 and 30 is 60
   
   Next, find the equivalent fraction of both fractional numbers with denominator 60
2. For the 1st fraction, since 20 × 3 = 60,
   64/20 = 64 × 3/20 × 3 = 192/60
3. Likewise, for the 2nd fraction, since 30 × 2 = 60,
   98/30 = 98 × 2/30 × 2 = 196/60
4. Add the two like fractions:
   192/60 + 196/60 = 192 + 196/60 = 388/60
5. 388/60 simplified gives 97/15
6. So, 64/20 + 98/30 = 97/15
   In mixed form: 67/15

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