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Operações com números negativos

Authored by Meijisan Meijisan

Mathematics

7th Grade

Used 102+ times

Operações com números negativos
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10 questions

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1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

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

 9-9  

 1-1  

 20-20  

 +20+20  

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 45=?-4-5=?  

 9-9  

 1-1  

 20-20  

 +20+20  

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 (30):(+5)=?\left(-30\right):\left(+5\right)=?  

 6-6  

 +6+6  

 +25+25  

 25-25  

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 30+5=?-30+5=?  

 6-6  

 +6+6  

 +25+25  

 25-25  

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 (+3)(2)(1)=?\left(+3\right)\cdot\left(-2\right)\cdot\left(-1\right)=?  

 6-6  

 +6+6  

 00  

 1-1  

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 +321=?+3-2-1=?  

 6-6  

 +6+6  

 00  

 1-1  

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 (+5)(1)(2)(1)=?\left(+5\right)\cdot\left(-1\right)\cdot\left(-2\right)\cdot\left(-1\right)=?  

 10-10  

 +10+10  

 +1+1  

 1-1  

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