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Explain how the commutative property of addition,the Associative property of addition and mental math can help you find 75.2+(57.376+24.8). What is the sum

Respuesta :

Answer: The sum of 75.2+(57.376+24.8) is 157.376.

Explanation:

The commutative property of addition states that,

[tex]a+b=b+a[/tex]

The associative property of addition states that,

[tex]a+(b+c)=(a+b)+a[/tex]

The given expression is 75.2+(57.376+24.8).

First use commutative property of addition in the parenthesis.

[tex]75.2+(57.376+24.8)=75.2+(24.8+57.376)[/tex]

Now use associative property of addition.

[tex]75.2+(24.8+57.376)=(75.2+24.8)+57.376[/tex]

Now simplify the expression,

[tex](75.2+24.8)+57.376=100+57.376[/tex]

[tex](75.2+24.8)+57.376=157.376[/tex]

Therefore, the sum of 75.2+(57.376+24.8) is 157.376.

Answer:

157.376

Step-by-step explanation:

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