
CÁLCULO MENTAL 27
Authored by Leticia Mejía
Mathematics
10th Grade
Used 4+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
7x7+350=
382
399
392
394
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
8x7+31=
97
92
87
82
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
El triple de 12 menos 11=
36
35
27
25
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
10x100+12.8=
1102.8
1012.8
10128
1128
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
El doble de 45 menos 9.9=
80.1
90.1
80.1
81.9
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
2.4, 4.8, 7.2____?
9.6
8.6
6.6
5.6
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Son múltiplos de 8
8, 15, 24, 32, 40
8, 16, 25, 32, 40
8, 16, 24, 32, 40
16, 24, 32, 39
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