Answers

Add 81/8 and 56/70

1^st number: 10 1/8, 2^nd number: 56/70

81/8 + 56/70 is 437/40.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 8 and 70 is 280
   
   Next, find the equivalent fraction of both fractional numbers with denominator 280
2. For the 1st fraction, since 8 × 35 = 280,
   81/8 = 81 × 35/8 × 35 = 2835/280
3. Likewise, for the 2nd fraction, since 70 × 4 = 280,
   56/70 = 56 × 4/70 × 4 = 224/280
4. Add the two like fractions:
   2835/280 + 224/280 = 2835 + 224/280 = 3059/280
5. 3059/280 simplified gives 437/40
6. So, 81/8 + 56/70 = 437/40
   In mixed form: 1037/40

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