Answers

Add 54/70 and 56/12

1^st number: 54/70, 2^nd number: 4 8/12

54/70 + 56/12 is 571/105.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 70 and 12 is 420
   
   Next, find the equivalent fraction of both fractional numbers with denominator 420
2. For the 1st fraction, since 70 × 6 = 420,
   54/70 = 54 × 6/70 × 6 = 324/420
3. Likewise, for the 2nd fraction, since 12 × 35 = 420,
   56/12 = 56 × 35/12 × 35 = 1960/420
4. Add the two like fractions:
   324/420 + 1960/420 = 324 + 1960/420 = 2284/420
5. 2284/420 simplified gives 571/105
6. So, 54/70 + 56/12 = 571/105
   In mixed form: 546/105

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