Answers

Add 12/70 and 56/20

1^st number: 12/70, 2^nd number: 2 16/20

12/70 + 56/20 is 104/35.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 70 and 20 is 140
   
   Next, find the equivalent fraction of both fractional numbers with denominator 140
2. For the 1st fraction, since 70 × 2 = 140,
   12/70 = 12 × 2/70 × 2 = 24/140
3. Likewise, for the 2nd fraction, since 20 × 7 = 140,
   56/20 = 56 × 7/20 × 7 = 392/140
4. Add the two like fractions:
   24/140 + 392/140 = 24 + 392/140 = 416/140
5. 416/140 simplified gives 104/35
6. So, 12/70 + 56/20 = 104/35
   In mixed form: 234/35

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