Answers

Add 42/18 and 75/70

1^st number: 2 6/18, 2^nd number: 1 5/70

42/18 + 75/70 is 143/42.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 18 and 70 is 630
   
   Next, find the equivalent fraction of both fractional numbers with denominator 630
2. For the 1st fraction, since 18 × 35 = 630,
   42/18 = 42 × 35/18 × 35 = 1470/630
3. Likewise, for the 2nd fraction, since 70 × 9 = 630,
   75/70 = 75 × 9/70 × 9 = 675/630
4. Add the two like fractions:
   1470/630 + 675/630 = 1470 + 675/630 = 2145/630
5. 2145/630 simplified gives 143/42
6. So, 42/18 + 75/70 = 143/42
   In mixed form: 317/42

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