Answers

Add 42/6 and 84/45

1^st number: 7 0/6, 2^nd number: 1 39/45

42/6 + 84/45 is 133/15.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 6 and 45 is 90
   
   Next, find the equivalent fraction of both fractional numbers with denominator 90
2. For the 1st fraction, since 6 × 15 = 90,
   42/6 = 42 × 15/6 × 15 = 630/90
3. Likewise, for the 2nd fraction, since 45 × 2 = 90,
   84/45 = 84 × 2/45 × 2 = 168/90
4. Add the two like fractions:
   630/90 + 168/90 = 630 + 168/90 = 798/90
5. 798/90 simplified gives 133/15
6. So, 42/6 + 84/45 = 133/15
   In mixed form: 813/15

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