pre algebra

IN the question

20-2.7+1+(3)+10

am I right when I PEMDAS

20-14+4+10=
20-28=-8?

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  1. 20-2*7+1+(3)+10
    20-14+4+10
    6+4+10
    10+10
    20

    In order to get your answer, you'd need
    20-(14+4+10)

    Also, online you should use * for multiplication, so you don't get things mixed up with decimal points, as in 2.7

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