
Cálculo mental
Authored by Sonia M
Mathematics
2nd Grade
Used 14+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Yo tengo 25 rotuladores y mi hermano tiene 25 más. ¿Cuántos tenemos entre los dos?
Suma: 25+25=50
Resta: 25-25=0
Suma: 25+25=40
Resta: 25-25=10
2.
REORDER QUESTION
2 mins • 1 pt
¿Cuántas patas tienen 5 elefantes?
x
5
4
=
20
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
En mi casa había 10 libros, pero 8 se perdieron. ¿Cuántos libros hay ahora?
Suma: 10+8=18
Resta: 10-8=2
Multiplicación: 10x8=80
Resta: 10-8=8
4.
MATCH QUESTION
2 mins • 1 pt
Une cada multiplicación con su resultado.
16
6x7
12
9x5
42
8x8
45
4x3
64
2x8
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Mi madre tiene 2 lápices, mi hermana 4, mi padre 6 y yo 8. ¿Cuántos tenemos en total?
10
16
20
30
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Yo tengo 29 años y tú tienes 8. ¿Cuál es la diferencia entre tu edad y la mía?
Suma: 29+8=37
Suma: 28+9=37
Resta: 29-8=21
Resta: 28-9=19
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
63
74
85
72
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