Cálculo mental
Authored by Diana Ramirez Aguilar
Mathematics, Fun
3rd Grade
Used 5+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
100-20
70
50
80
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
10+10-2=
15
18
25
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
200+200=
300
100
400
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
50+50-40=
60
30
20
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
6+6+10=
23
20
22
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2x2+20=
40
24
20
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
4x4+30=
40
44
46
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