матем 5 б кл
Authored by Азипа Ободоева
Mathematics
1st Grade
Used 14+ times
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16 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Вычислите. 3*51-8
100
147
149
145
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
вычислите.143/11+7
20
21
6
8
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
верна ли равенства.133-27а+86=133-(27а+86)
да
нет
равно
незнаю
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
в числовое выражение 7*9+12/3-2 добавьте скобки так,чтобы результат был 23.
(7*9)+12/4-2
(7*9+12)/3-2
(7*9+12/3-2)
(7*9+12/3)-2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
выносите общий множитель.30х-3х
3(10х-х)
х(30-3)
30х-3х
30(х-1)
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
раскройте скобки.13+2(7-х)
13+2*7+х
13+14-2х
13+2*7-х
13+14+2х
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
вычислите значение.-91+20
71
111
-71
80
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