Answers

Add 54/70 and 42/30

1^st number: 54/70, 2^nd number: 1 12/30

54/70 + 42/30 is 76/35.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 70 and 30 is 210
   
   Next, find the equivalent fraction of both fractional numbers with denominator 210
2. For the 1st fraction, since 70 × 3 = 210,
   54/70 = 54 × 3/70 × 3 = 162/210
3. Likewise, for the 2nd fraction, since 30 × 7 = 210,
   42/30 = 42 × 7/30 × 7 = 294/210
4. Add the two like fractions:
   162/210 + 294/210 = 162 + 294/210 = 456/210
5. 456/210 simplified gives 76/35
6. So, 54/70 + 42/30 = 76/35
   In mixed form: 26/35

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