Matematika

Pertanyaan

mau tanya
1) 5xL-4 =
2) -11x4x8 =
3) 25000m x 7300dm =....hm
4) 72km/jam =.......m/detik
thankyu

2 Jawaban

  • 1) 5 × - 4 = - 20

    2) - 11 × 4 × 8 = - 352

    3) 25.000 m × 7.300 dm
    = (25.000 ÷ 100) × ( 7.300 ÷ 1.000)
    = 250 × 7,3
    = 1.825 hm

    4) 72 km/jam = 72 × 1.000/3600 = 20 m/dtk
  • 1) 5×L-4 =
    -20×L=
    L = 20

    2) -11×4×8= -44×8 = -352

    3) 25000m × 7300dm =... hm
    250hm × 7,3hm = 1875 hm


    itu menurut saya
    semoga membantu:)

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