Answers

Add 84/72 and 6/70

1^st number: 1 12/72, 2^nd number: 6/70

84/72 + 6/70 is 263/210.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 72 and 70 is 2520
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2520
2. For the 1st fraction, since 72 × 35 = 2520,
   84/72 = 84 × 35/72 × 35 = 2940/2520
3. Likewise, for the 2nd fraction, since 70 × 36 = 2520,
   6/70 = 6 × 36/70 × 36 = 216/2520
4. Add the two like fractions:
   2940/2520 + 216/2520 = 2940 + 216/2520 = 3156/2520
5. 3156/2520 simplified gives 263/210
6. So, 84/72 + 6/70 = 263/210
   In mixed form: 153/210

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