Answers

Add 42/18 and 54/7

1^st number: 2 6/18, 2^nd number: 7 5/7

42/18 + 54/7 is 211/21.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 18 and 7 is 126
   
   Next, find the equivalent fraction of both fractional numbers with denominator 126
2. For the 1st fraction, since 18 × 7 = 126,
   42/18 = 42 × 7/18 × 7 = 294/126
3. Likewise, for the 2nd fraction, since 7 × 18 = 126,
   54/7 = 54 × 18/7 × 18 = 972/126
4. Add the two like fractions:
   294/126 + 972/126 = 294 + 972/126 = 1266/126
5. 1266/126 simplified gives 211/21
6. So, 42/18 + 54/7 = 211/21
   In mixed form: 101/21

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