Answers

Add 75/84 and 49/10

1^st number: 75/84, 2^nd number: 4 9/10

75/84 + 49/10 is 811/140.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 10 is 420
   
   Next, find the equivalent fraction of both fractional numbers with denominator 420
2. For the 1st fraction, since 84 × 5 = 420,
   75/84 = 75 × 5/84 × 5 = 375/420
3. Likewise, for the 2nd fraction, since 10 × 42 = 420,
   49/10 = 49 × 42/10 × 42 = 2058/420
4. Add the two like fractions:
   375/420 + 2058/420 = 375 + 2058/420 = 2433/420
5. 2433/420 simplified gives 811/140
6. So, 75/84 + 49/10 = 811/140
   In mixed form: 5111/140

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