Answers

Add 50/45 and 80/70

1^st number: 1 5/45, 2^nd number: 1 10/70

50/45 + 80/70 is 142/63.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 45 and 70 is 630
   
   Next, find the equivalent fraction of both fractional numbers with denominator 630
2. For the 1st fraction, since 45 × 14 = 630,
   50/45 = 50 × 14/45 × 14 = 700/630
3. Likewise, for the 2nd fraction, since 70 × 9 = 630,
   80/70 = 80 × 9/70 × 9 = 720/630
4. Add the two like fractions:
   700/630 + 720/630 = 700 + 720/630 = 1420/630
5. 1420/630 simplified gives 142/63
6. So, 50/45 + 80/70 = 142/63
   In mixed form: 216/63

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