Answers

Add 40/70 and 75/54

1^st number: 40/70, 2^nd number: 1 21/54

40/70 + 75/54 is 247/126.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 70 and 54 is 1890
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1890
2. For the 1st fraction, since 70 × 27 = 1890,
   40/70 = 40 × 27/70 × 27 = 1080/1890
3. Likewise, for the 2nd fraction, since 54 × 35 = 1890,
   75/54 = 75 × 35/54 × 35 = 2625/1890
4. Add the two like fractions:
   1080/1890 + 2625/1890 = 1080 + 2625/1890 = 3705/1890
5. 3705/1890 simplified gives 247/126
6. So, 40/70 + 75/54 = 247/126
   In mixed form: 1121/126

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