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Działania na liczbach całkowitych 1
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  • Question 1
    30 seconds
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    Q.

     (3)(1)=\left(-3\right)\cdot\left(-1\right)=  

    answer choices

     33  

     3-3  

     44  

     4-4  

  • Question 2
    30 seconds
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    Q.

     (3) 5 = \left(-3\right)\cdot\ 5\ =\   

    answer choices

     15-15  

     1515  

     88  

     8-8  

  • Question 3
    30 seconds
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    Q.

     (2)  (3) = \left(-2\right)\ \cdot\ \left(-3\right)\ =\   

    answer choices

     66  

     6-6  

     55  

     5-5  

  • Question 4
    30 seconds
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    Q.

     5  (4) =5\ \cdot\ \left(-4\right)\ =  

    answer choices

     20-20  

     2020  

     99  

     9-9  

  • Question 5
    60 seconds
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    Q.

     (20)  4 = \left(-20\right)\ \cdot\ 4\ =\   

    answer
    -80
  • Question 6
    30 seconds
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    Q.

     (30) : (6) = \left(-30\right)\ :\ \left(-6\right)\ =\   

    answer
    5
  • Question 7
    30 seconds
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    Q.

     (5)  2  (4) = \left(-5\right)\ \cdot\ 2\ \cdot\ \left(-4\right)\ =\   

    answer
    40
  • Question 8
    30 seconds
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    Q.

     7  (2)  5 = 7\ \cdot\ \left(-2\right)\ \cdot\ 5\ =\   

    answer
    -70
  • Question 9
    30 seconds
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    Q.

     (2)  (8)  (7) = \left(-2\right)\ \cdot\ \left(-8\right)\ \cdot\ \left(-7\right)\ =\   

    answer
    -112
  • Question 10
    30 seconds
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    Q.

     (140) : (35) = \left(-140\right)\ :\ \left(-35\right)\ =\   

    answer
    4
  • Question 11
    30 seconds
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    Q.

    Które wyrażenie ma wartość równą  36?-36? 

    answer choices

     4  9 4\ \cdot\ 9\   

     (4)  (9 )\left(-4\right)\ \cdot\ \left(-9\ \right)  

     (4)  9\left(-4\right)\ \cdot\ 9  

     (6)  (6 )\left(-6\right)\ \cdot\ \left(-6\ \right)  

  • Question 12
    30 seconds
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    Q.

     (48) : (6)  5 =(–48)\ :\ (–6)\ \cdot\ 5\ =  

    answer choices

     4040  

     40-40  

     3030  

     30-30  

  • Question 13
    30 seconds
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    Q.

    Które wyrażenie ma wartość ujemną?

    answer choices

    5 (2) (5)5\ \cdot\ \left(-2\right)\ \cdot\ \left(-5\right)

    (7) 5 (2) (1)\left(-7\right)\ \cdot\ 5\ \cdot\ \left(-2\right)\ \cdot\ \left(-1\right)

    (2) (3)\left(-2\right)\ \cdot\ \left(-3\right)

    4 (8) (2)4\ \cdot\ \left(-8\right)\ \cdot\ \left(-2\right)

  • Question 14
    30 seconds
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    Q.

     51 + (49)=-51\ +\ \left(-49\right)=  

    answer choices

     100-100  

     100100  

     2-2  

     22  

  • Question 15
    30 seconds
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    Q.

     72  (22)=-72\ -\ \left(-22\right)=  

    answer choices

     94-94  

     50-50  

     5050  

     9494  

  • Question 16
    30 seconds
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    Q.

     45 (14)=45\ -\left(-14\right)=  

    answer choices

     59-59  

     31-31  

     3131  

     5959  

  • Question 17
    30 seconds
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    Q.

    Które wyrażenie jest równe 2?2?  

    answer choices

     18 : 9 (1)18\ :\ 9\ \cdot\left(-1\right)  

     (45 )  2 + 88\left(-45\ \right)\ \cdot\ 2\ +\ 88  

     8 + (10)8\ +\ \left(-10\right)  

     9 + 14  : (2)9\ +\ 14\ \ :\ \left(-2\right)  

  • Question 18
    60 seconds
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    Q.

     (18)+(13)=\left(-18\right)+\left(-13\right)=  

    answer
    -31
  • Question 19
    60 seconds
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    Q.

     (44)+(8)+(2)=\left(-44\right)+\left(-8\right)+\left(-2\right)=  

    answer
    -54
  • Question 20
    60 seconds
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    Q.

     (2)+(10)+ 5 + (4) = \left(-2\right)+\left(-10\right)+\ 5\ +\ \left(-4\right)\ =\   

    answer
    -11
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