Αφαίρεση ρητών αριθμών
7th Grade
•9 Qs
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Αφαίρεση ρητών αριθμών
Quiz
•
Mathematics
•
7th Grade
•
Practice Problem
•
Hard
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9 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Στους ρητούς αριθμούς η αφαίρεση σημαίνει πάντα ελάττωση.
ΣΩΣΤΟ
ΛΑΘΟΣ
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Αν η διαφορά δύο ρητών είναι θετικός αριθμός, τότε και οι δύο είναι θετικοί αριθμοί.
ΣΩΣΤΟ
ΛΑΘΟΣ
3.
FILL IN THE BLANK QUESTION
30 sec • 1 pt
Η διαφορά (-3)−(+3) ισούται με:
4.
FILL IN THE BLANK QUESTION
30 sec • 1 pt
Η διαφορά (-3)−(-3) ισούται με:
5.
FILL IN THE BLANK QUESTION
30 sec • 1 pt
Η διαφορά (+3)−(-3) ισούται με:
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Η διαφορά (-5)−|-2| ισούται με:
-3
+3
+7
-7
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
+(α-β+γ)= ...
α+β-γ
α-β+γ
-α+β-γ
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
−(α-β+γ)= ...
α+β-γ
α-β+γ
-α+β-γ
9.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
−(α - β)−(β - γ)= ...
α + γ
α - γ
γ - α
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