Answers

Add 50/35 and 81/90

1^st number: 1 15/35, 2^nd number: 81/90

50/35 + 81/90 is 163/70.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 35 and 90 is 630
   
   Next, find the equivalent fraction of both fractional numbers with denominator 630
2. For the 1st fraction, since 35 × 18 = 630,
   50/35 = 50 × 18/35 × 18 = 900/630
3. Likewise, for the 2nd fraction, since 90 × 7 = 630,
   81/90 = 81 × 7/90 × 7 = 567/630
4. Add the two like fractions:
   900/630 + 567/630 = 900 + 567/630 = 1467/630
5. 1467/630 simplified gives 163/70
6. So, 50/35 + 81/90 = 163/70
   In mixed form: 223/70

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