Answers

Add 42/4 and 54/70

1^st number: 10 2/4, 2^nd number: 54/70

42/4 + 54/70 is 789/70.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 4 and 70 is 140
   
   Next, find the equivalent fraction of both fractional numbers with denominator 140
2. For the 1st fraction, since 4 × 35 = 140,
   42/4 = 42 × 35/4 × 35 = 1470/140
3. Likewise, for the 2nd fraction, since 70 × 2 = 140,
   54/70 = 54 × 2/70 × 2 = 108/140
4. Add the two like fractions:
   1470/140 + 108/140 = 1470 + 108/140 = 1578/140
5. 1578/140 simplified gives 789/70
6. So, 42/4 + 54/70 = 789/70
   In mixed form: 1119/70

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