Answer:
The term 'numerical' means 'involving numbers' and the term 'expression' means 'phrase'. In other words, it is just a phrase/ equation with numbers not letters.
Example 2+4=6
NOT 3a+4a=7a
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The term 'numerical' means 'involving numbers' and the term 'expression' means 'phrase'. A numerical expression is a mathematical phrase involving only numbers and one or more operational symbols.
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