a) -(-30)-(+37)+(+37)+(-85) b) (8576-535)-8576 c) (-7105)-(155-7105)

Question

a) -(-30)-(+37)+(+37)+(-85)
b) (8576-535)-8576
c) (-7105)-(155-7105)

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Iris 1 tháng 2021-11-14T02:42:56+00:00 2 Answers 7 views 0

Answers ( )

    0
    2021-11-14T02:44:11+00:00

    a, -(30)-(+37)+(+37)+(-85)

    = 30-37+37-85

    =-55

    b, (8576-535)-8576

    =(8576-8576)-535

    =0-535

    =-535

    c, (-7105)-(155-7105)

    = -7105 -155 + 7105

    =-155

     

    0
    2021-11-14T02:44:52+00:00

    `a, -(-30)-(+37)+(+37)+(-85)`

    `= 30-37+37-85`

    `=-55`

    `b, (8576-535)-8576`

    `=(8576-8576)-535`

    `=0-535`

    `=-535`

    `c, (-7105)-(155-7105)`

    `= -7105 -155 + 7105`

    `=-155`

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