Answers

Add 48/4 and 30/70

1^st number: 12 0/4, 2^nd number: 30/70

48/4 + 30/70 is 87/7.

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,
   48/4 = 48 × 35/4 × 35 = 1680/140
3. Likewise, for the 2nd fraction, since 70 × 2 = 140,
   30/70 = 30 × 2/70 × 2 = 60/140
4. Add the two like fractions:
   1680/140 + 60/140 = 1680 + 60/140 = 1740/140
5. 1740/140 simplified gives 87/7
6. So, 48/4 + 30/70 = 87/7
   In mixed form: 123/7

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