M7 Celá čísla - opačná čísla, abs. hodnota
Quiz
•
Mathematics
•
7th - 9th Grade
•
Practice Problem
•
Medium
Markéta Čechová
Used 33+ times
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15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jak víme, že 5 a -5 jsou opačná čísla?
Protože obě se rovnají 5
Mají stejnou vzdálenost od 0 a jsou na opačných stranách 0
Protože jsou to stejná čísla.
Mají od sebe stejnou vzdálenost.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Opačné číslo k zápornému číslu je vždy ___________
kladné
záporné
absolutní hodnota
nerovné
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Co platí o opačných číslech?
Jsou na stejné straně od 0.
Mají stejnou vzdálenost od 0.
Ve skutečnosti nejsou opačná.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Co je opačné číslo k -5?
5
0
-5
10
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Co je opačné číslo k 12?
12
-12
0
1/12
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Vypočítej
|–5| + 8
3
13
-13
-3
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Co je to absolutní hodnota?
Hodnota čísla
Opačné číslo
Vzdálenost čísla od nuly
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