Cálculo Mental BKN!!
Authored by Antonio Diaz
Mathematics
2nd Grade
Used 2+ times
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11 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
El doble de 100
50
200
150
300
2.
MULTIPLE SELECT QUESTION
20 sec • 1 pt
La mitad de 100 es
40
200
75
50
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Si 5 + 4 = 9, entonces también podemos decir que:
3 + 4 = 9
2 + 6 = 9
8 + 2 = 9
7 + 2 = 9
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Si 6 + 4 = 10, entonces también podemos decir que:
3 + 4 = 10
7 + 3 = 10
5 + 2 = 10
4 + 5 = 10
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
En una de estas operaciones NO da 8
10 - 2 = 8
9 - 1 = 8
2 + 7 = 8
3 + 5 = 8
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
En una de estas alternativas NO da 10
20 - 10 = 10
17 - 8 = 10
18 - 8 = 10
15 - 5 = 10
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Si 2 + 2 + 2 + 2 + 2 + 2 + 2= 14 entonces
7 x 3 = 14
2 x 8 = 14
7 x 2 = 14
14 x 2 = 14
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