Answers

Add 84/70 and 3/45

1^st number: 1 14/70, 2^nd number: 3/45

84/70 + 3/45 is 19/15.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 70 and 45 is 630
   
   Next, find the equivalent fraction of both fractional numbers with denominator 630
2. For the 1st fraction, since 70 × 9 = 630,
   84/70 = 84 × 9/70 × 9 = 756/630
3. Likewise, for the 2nd fraction, since 45 × 14 = 630,
   3/45 = 3 × 14/45 × 14 = 42/630
4. Add the two like fractions:
   756/630 + 42/630 = 756 + 42/630 = 798/630
5. 798/630 simplified gives 19/15
6. So, 84/70 + 3/45 = 19/15
   In mixed form: 14/15

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