Matematika

Pertanyaan

dengan caranya:
1. 115-(-27)+29×(-4)=
2. -81+(-19)+105:(-5)=
3. -121-(-30)-95:5=
4. 76×(-6)-59+(-105)=
5. -144: (-2)+(-90)-100=
dengan caranya.

2 Jawaban

  • 1. 115+27=142+116
    =258
    2. -81+(-19)=62-21
    =41
  • 1. 115 -(-27) + 29 x (-4)
    = (115 + 27) + (29 x (-4))
    = 142 + 116 = 258

    2. -81 + (-19) + 105 : (-5)
    = (-81 + (-19)) + (105 : (-5))
    = -100 + -21 = -121

    3. -121 -(-30) - 95 : 5
    = (-121 + 30)) - (95 : 5)
    = 91 - 19 = 72

    4. 76 x (-6) - 59 + (-105)
    = (76 x (-6)) - (59 + (-105))
    = -456 -(-46)
    = -456 + 46
    = 410

    5. -144 : (-2) + (-90) - 100
    = (-144 : (-2)) + ((-90 - 100)
    = 72 + (-190)
    = -118

    Semoga membantu dan maaf lama

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