Respuesta :

The value of the expression 23 + 42 is 65

How to evaluate the expression?

The summation is given as:

23 + 42

The above expression can be solved using a calculator.

So, we have:

23 + 42 = 65

Other than that, we can use the following compatible numbers:

23 + 42

Express 20 as 20 + 3 and 42 as 40 _ 2

20 + 3 + 40 + 2

Rewrite as:

20 + 40 +3 + 2

Add 20 + 40 and 3 + 2

60 + 5

Evaluate the sum

65

Hence, the value of 23 + 42 is 65

Read more about expressions at:https://brainly.com/question/4344214

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