Answers

Add 70/64 and 12/70

1^st number: 1 6/64, 2^nd number: 12/70

70/64 + 12/70 is 1417/1120.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 64 and 70 is 2240
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2240
2. For the 1st fraction, since 64 × 35 = 2240,
   70/64 = 70 × 35/64 × 35 = 2450/2240
3. Likewise, for the 2nd fraction, since 70 × 32 = 2240,
   12/70 = 12 × 32/70 × 32 = 384/2240
4. Add the two like fractions:
   2450/2240 + 384/2240 = 2450 + 384/2240 = 2834/2240
5. 2834/2240 simplified gives 1417/1120
6. So, 70/64 + 12/70 = 1417/1120
   In mixed form: 1297/1120

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