Final answer:
To evaluate the given numerical expression, simply add the two numbers together.
Step-by-step explanation:
When evaluating numerical expressions, we need to follow the order of operations, also known as PEMDAS or BODMAS. It stands for Parentheses, Exponents, Multiplication and Division (from left to right), and Addition and Subtraction (from left to right). So in the given expression, 6+3.4, we simply add 6 and 3.4 to get the result, which is 9.4.
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