September 2018 1 15 Report

Mnożenie i dzielenie liczb wymiernych.

1. Oblicz.

a) (-3) x 2 x (-1) x (-2) =

b) -10 x (-20) x (-3) x (-4) =

c) (-1) x 2 x (-1) x 2 x (-1) x 2 =

2. Oblicz, pamiętając o kolejności wykonywania działań.

a) (-2) x 6 + 5 x (-3) =

b) 6 x (-2) : 12 x (-2) =

c) (-42) : (-7) x 6 =

d) -8 x 6+4 xx (-14) =

Bardzo prosze o szybkie odpowiedzi!


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