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Numeri interi relativi

Authored by Lucia Rizzotti

Mathematics

8th - 10th Grade

CCSS covered

Used 5+ times

Numeri interi relativi
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20 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 (3)+(5)(8)=\left(-3\right)+\left(-5\right)-\left(-8\right)=  

 1-1  

 00  

 16-16  

 +16+16  

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

L'opposto di  5-5  è:

 +5+5  

+15+\frac{1}{5}

 00  

 15-\frac{1}{5}  

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 24+37+13=-2-4+3-7+13=  

 3-3  

 +3+3  

 29-29  

 +29+29  

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 (2+54)(13+4)=\left(-2+5-4\right)-\left(1-3+4\right)=  

 (1)(2)=1+2=+1\left(-1\right)-\left(-2\right)=-1+2=+1  

 (1)(+2)=12=3\left(-1\right)-\left(+2\right)=-1-2=-3  

 (1)+(+2)=1+2=+1\left(-1\right)+\left(+2\right)=-1+2=+1  

 (+1)(+2)=+12=3\left(+1\right)-\left(+2\right)=+1-2=-3  

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

La somma di due numeri opposti vale

1-1

Dipende dai numeri

00

+1+1

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Quali delle seguenti coppie di numeri relativi sono discordi?

 +1 ; +4+1\ ;\ +4  

 2 ; 5-2\ ;\ -5  

 +4 ; 3+4\ ;\ -3  

 0 ; 10\ ;\ -1  

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Quale delle seguenti disuguaglianze tra numeri relativi è vera?

0<10<-1

7>5-7>-5

7>+5-7>+5

7<5-7<-5

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