Answers

Add 45/15 and 42/49

1^st number: 3 0/15, 2^nd number: 42/49

45/15 + 42/49 is 27/7.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 15 and 49 is 735
   
   Next, find the equivalent fraction of both fractional numbers with denominator 735
2. For the 1st fraction, since 15 × 49 = 735,
   45/15 = 45 × 49/15 × 49 = 2205/735
3. Likewise, for the 2nd fraction, since 49 × 15 = 735,
   42/49 = 42 × 15/49 × 15 = 630/735
4. Add the two like fractions:
   2205/735 + 630/735 = 2205 + 630/735 = 2835/735
5. 2835/735 simplified gives 27/7
6. So, 45/15 + 42/49 = 27/7
   In mixed form: 36/7

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