Exerciții și probleme (clasa a II-a, sem. I)

Quiz
•
Mathematics
•
2nd Grade
•
Medium
LAURA POPESCU
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Ce se întâmplă cu produsul dacă schimbăm locul factorilor?
se mărește
rămâne neschimbat
se micșorează
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Când înmulțim un număr cu 0, produsul va fi:
0
10
egal cu celălalt factor
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Grupați factorii convenabil astfel încât să puteți efectua înmulțirile din următorul exercițiu:
4x7x2=
=28x2=56
=4x14=56
=8x7=56
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
48+(30-20)x4=
88
232
98
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
800-162+256=
894
638
382
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
5x7+3x9=
35
27
62
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
1000-a=315
1315
785
685
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