emsoccer325 emsoccer325

08-05-2015
Mathematics

Answered

3.1 × 22 + 6 ÷ 2 - (3.9 + 3.3)

Answer :

08-05-2015

[tex]\sf3.1\times22+6\div2-(3.9+3.3)[/tex]

PEMDAS, parenthesis first:

[tex]\sf3.1\times22+6\div2-7.2[/tex]

Now multiply:

[tex]\sf68.2+6\div2-7.2[/tex]

Divide:

[tex]\sf68.2+3-7.2[/tex]

Add:

[tex]\sf71.2-7.2[/tex]

Subtract:

[tex]\sf64[/tex]

Answer Link

ReahCharlotte ReahCharlotte

08-05-2015

You have to use PEMDAS which is Parentheses, Exponents, Multiplication, Division, Addition, Subtraction. The answer would be 29.9.

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