Answers

Add 50/70 and 63/54

1^st number: 50/70, 2^nd number: 1 9/54

50/70 + 63/54 is 79/42.

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,
   50/70 = 50 × 27/70 × 27 = 1350/1890
3. Likewise, for the 2nd fraction, since 54 × 35 = 1890,
   63/54 = 63 × 35/54 × 35 = 2205/1890
4. Add the two like fractions:
   1350/1890 + 2205/1890 = 1350 + 2205/1890 = 3555/1890
5. 3555/1890 simplified gives 79/42
6. So, 50/70 + 63/54 = 79/42
   In mixed form: 137/42

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