
Kontrolinis darbas "Reiškiniai" K-4 7 kl.
Quiz
•
Mathematics
•
7th Grade
•
Practice Problem
•
Medium
Used 49+ times
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23 questions
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1.
MULTIPLE SELECT QUESTION
2 mins • 1 pt
Sudaryti raidinį reiškinį:
Pirmąją dieną turistai nuėjo a km , o antrąją - 3 km daugiau nei pirmąją. Kiek kilometrų nuėjo per dvi dienas ?
a + 3
a + a + 3
2a + 3
a2 + 3
2.
MULTIPLE SELECT QUESTION
2 mins • 1 pt
Sudaryti raidinį reiškinį:
Pirmąją dieną turistai nuėjo b km , o antrąją - 4 km mažiau nei pirmąją. Kiek kilometrų nuėjo per dvi dienas ?
b - 4
b + b - 4
2b - 4
2b + 4
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Sudaryti raidinį reiškinį:
Pirmąją dieną turistai nuėjo c km , o antrąją - dvigubai daugiau nei pirmąją , trečiąją - 5 km mažiau negu antrąją. Kiek kilometrų nuėjo per tris dienas ?
2c - 5
3c - 5
5c - 5
3c
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
3a - 2a + 5a =
6a
6a3
4a
--6a
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
-4a + 3b - 7a - b =
-11a + 2b
-1ab -8ab
-3a - 4b
-3a + 2b
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
2,5b - 4b - 7,3b =
-8,8b
8,8b
-13,8b
-5,8b2
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
3,1b + 5,16c - 4,7b - 3,2c =
-1,6b + 1,96c
-1,4b + 2,16c
8,26b - 7,9c
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