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Answer: mental maths

Step-by-step explanation:

The sum or the addition of the numbers 193 and  564 will be 757.

What is addition?

In mathematics, addition is defined as the summing up the two quantities or adding the two numbers it is denoted by + sign.

It is given that there are two numbers 193 and 564 so the sum will be calculated as:-

Addition = 193+564

Addition =757

Hence sum or the addition of the numbers 193 and  564 will be 757.

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