Answers

Add 90/42 and 50/5

1^st number: 2 6/42, 2^nd number: 10 0/5

90/42 + 50/5 is 85/7.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 42 and 5 is 210
   
   Next, find the equivalent fraction of both fractional numbers with denominator 210
2. For the 1st fraction, since 42 × 5 = 210,
   90/42 = 90 × 5/42 × 5 = 450/210
3. Likewise, for the 2nd fraction, since 5 × 42 = 210,
   50/5 = 50 × 42/5 × 42 = 2100/210
4. Add the two like fractions:
   450/210 + 2100/210 = 450 + 2100/210 = 2550/210
5. 2550/210 simplified gives 85/7
6. So, 90/42 + 50/5 = 85/7
   In mixed form: 121/7

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