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7ª Números racionais

Authored by Susana Monteiro

Mathematics

7th - 12th Grade

Used 4+ times

7ª Números racionais
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15 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 3+20=...-3+20=...  

 +17+17  

 17-17  

 +23+23  

 23-23  

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 12+(3)=...12+\left(-3\right)=...  

 +15+15  

 +9+9  

 9-9  

 15-15  

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 8+(3)=...-8+\left(-3\right)=...  

 +11+11  

 5-5  

 +5+5  

 11-11  

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 2..... 2\left|-2\right|.....\ 2  

 ==  

 >>  

 <<  

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 8 ..... 5-8\ .....\ 5  

 ==  

 >>  

 <<  

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 0 ..... 20\ .....\ -2  

 ==  

 >>  

 <<  

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 (((+((+((5)))))))-\left(-\left(-\left(+\left(-\left(+\left(-\left(-5\right)\right)\right)\right)\right)\right)\right)  =

 +5+5  

 5-5  

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