Question

The sum of relational nuber -8/19and4/21

Answer 1

Answer:

sum = -168/399 +76/399

       = -92/399

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Answer 2

Step-by-step explanation:

-8/19+4/21

=

$- 8 \div 19 \times 399 + 4 \div 21 \times 399 \\ \\ - 3192 \div 399 + 1596 \div 399 \\ \\ - 3192 + 1596 \div 399 \\ \\ - 1623 \div 399$