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סדר פעולות חשבון במספרים מכוונים

Authored by miriam and amit math

Mathematics

7th Grade

Used 44+ times

סדר פעולות חשבון במספרים מכוונים
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12 questions

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1.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

 (6+23):70=\left(-6+2\cdot3\right):70=  

0

 1270-\frac{12}{70}  

 2470-\frac{24}{70}  

 1270\frac{12}{70}  

2.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

 (155)35=\frac{\left(15-5\right)\cdot3}{5}=  

12

6

-6

0

3.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

 103 : 230=-10\cdot3\ :\ 2-30=  

 3028-\frac{30}{28}  

 1515  

 45-45  

 40-40  

4.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

 (3)23 (1)7=\left(-3\right)\cdot2^3\cdot\ \left(-1\right)^7=  

18

-18

-24

24

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

 4130(32.5)=-4\cdot\frac{1}{3}\cdot0-\left(-32.5\right)=  

32.5

-32.5

0

 43-\frac{4}{3}  

6.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

 (12 : (3)+6)  (23)=\left(-12\ :\ \left(-3\right)+6\right)\ \cdot\ \left(2-3\right)=  

 10-10  

4

 2-2  

 4-4  

7.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

 (5+53): 5=\left(-5+5\cdot3\right):\ 5=  

0

2

 4-4  

 35\frac{3}{5}  

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