
El mundo de los números enteros
Presentation
•
Mathematics
•
1st Grade
•
Hard
WALDO FERNANDEZ
Used 1+ times
FREE Resource
8 Slides • 11 Questions
1
Prof. Waldo R. Manuel Fernández
2
Poll
¿Qué importancia tienen los números enteros en nuestra sociedad?
Lo utilizan para medir
Lo utilizan para contar
Lo utilizan para operar cantidades
3
El conjunto Z, proviene del alemán: Zahlen que significa
“números”.
Los números enteros es el conjunto de los números
Naturales, (1,2,3,...etc.), del número cero y del conjunto de
los números negativos, (-1,-2,-3,...etc.).
4
del 0. Se escriben con el signo menos delante:
−1, −2, −3, −4, −5, …
Cuando un número no lleva signo se entiende que es
positivo.
3 = +3 5 = +5
EJEMPLOS:
Estamos a 8 grados. +8
Estamos a 8 grados bajo 0. -8
5
NEGATIVOS
Sexto piso: +6
Segundo sótano: −2
Segundo piso: +2
Tercer sótano: −3
6
7
NEGATIVOS
Subes del segundo al quinto: +3
Bajas del tercer piso al segundo
sótano: −5 Bajas del sexto piso al
tercer sótano: −9
8
9
Open Ended
¿Qué es un número entero?
10
Fill in the Blanks
RESTAR: (-12) -(+15) =
Type answer...
11
Multiple Choice
SUMAR: 3 +5 -4 =
4
-4
2
-2
12
Multiple Choice
-2 + 5 =
7
3
-7
-3
13
Multiple Choice
RESTAR: 9 - 5 =
3
-4
5
4
14
Multiple Choice
RESTAR: (-12)-(-4) =
8
16
-8
-16
15
Multiple Choice
RESTAR: (-10)-(+4) =
14
-14
6
-6
16
Multiple Choice
RESTAR: -2+4-5 =
3
11
-3
-11
17
Multiple Choice
SUMAR: (+12) + (-3)=
-15
9
-9
11
18
Multiple Choice
SUMAR: (-2) + (-6) =
8
-4
4
-8
19
GRACIAS POR TU PARTICIPACIÓN
Prof. Waldo R. Manuel Fernández
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