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extressions littérales

Authored by Sylvie Rousselle

Mathematics

3rd - 4th Grade

Used 86+ times

extressions littérales
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10 questions

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1.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Simplifie l'expression:

 2x×6y2x\times6y  

 8xy8xy  

 12x12x  

 2x6y2x6y  

 12xy12xy  

2.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Simplifie l'expression : 4x+5y

9xy9xy

20xy20xy

45xy45xy

4x+5y4x+5y

3.

MULTIPLE SELECT QUESTION

1 min • 1 pt

Simplifie l'expression :

 4x+5x+34x+5-x+3  

 4x+5x+34x+5-x+3  

 5x+85x+8  

 8+3x8+3x  

 8x+38x+3  

4.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

Réduis l'expression :

 2x+(5x4)+82x+\left(5x-4\right)+8  

 2x+x+82x+x+8  

 2x+5x4+82x+5x-4+8  

 7x+127x+12  

 7x+47x+4  

5.

MULTIPLE SELECT QUESTION

1 min • 1 pt

Développe l'expression :

 4(x+3)4\left(x+3\right)  

 12x12x  

 4x+124x+12  

 4+x+34+x+3  

 4x34-x-3  

6.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

Réduis l'expression :


 3x(5x+7)+83x-\left(5x+7\right)+8  

 12x1-2x  

 8x+158x+15  

 3x5x7+83x-5x-7+8  

 3x5x783x-5x-7-8  

7.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

Réduis l'expression :

 3(2x+7)+5x3-\left(2x+7\right)+5x  

 3x43x-4  

 32x75x3-2x-7-5x  

 316x3-16x  

 32x+7+5x3-2x+7+5x  

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