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Operații numere zecimale.

Authored by Олечка Чубачук

Mathematics

5th Grade

Used 13+ times

Operații numere zecimale.
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15 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Dacă într-un număr zecimal mutăm virgula peste două cifre la stânga, atunci numărul:

Se micșorează de 100 ori

Se mărește cu 100

Se mărește de 100 ori

Se micșorează cu 100

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Calculați valoarea puterii cu exponent 2 și baza 1,2

14,4

1,44

0,144

144

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 31+0,74231+0,742  

31742

310,742

31,742

317,42

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 24,41,38424,4-1,384  

 23,01623,016  

 23,18423,184  

 23,123,1  

 23,38423,384  

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 4,25÷104,25\div10  

 42,542,5  

 0,4250,425  

 425,0425,0  

 40,2540,25  

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 0,45×7,80,45\times7,8  

 0,3150,315  

 3,153,15  

 3,513,51  

 0,3510,351  

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 8,9671008,967\cdot100  

 896,7896,7  

 89678967  

 89,6789,67  

 0,89670,8967  

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