7кл. Все действия с алгебраическими дробями 2

Quiz
•
Mathematics
•
7th Grade
•
Hard
Светлана Скибицкая
Used 27+ times
FREE Resource
25 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Упростить и вычислить выражение при а= - 0,5, b=1007
1
2
2,5
4
2.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Упростить и вычислить выражение, если а= 0,25, b=433
2
-2,5
-4
-3
3.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Найти значение выражение при a=56, b= 0,5
2
-1
4
-2
4.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Найти значение выражения при а= -125, b= -0,25
4
100
-123
3,6
5.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Упростить выражение и вычислить при х=0,125 и у=0,25
-2
2
5
2,5
6.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Упростить и вычислить, если х=1/3, у=1/4
0
1
-1
5
7.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Упростить и вычислить при а= -1,5
-0,5
1
0,25
-2
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