
Lección Operaciones Combinadas de Números Enteros
Presentation
•
Mathematics
•
7th Grade
•
Practice Problem
•
Hard
Adrian Perez
Used 1+ times
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5 Slides • 0 Questions
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2
Multiplicación de Enteros:
Mismo signo: Resultado positivo ( + ).
Signos diferentes: Resultado negativo (-).
División de Enteros:
Mismo signo: Resultado positivo ( + ).
Signos diferentes: Resultado negativo (-).
Ley de los signos
Paréntesis ( ): Resuelve primero las operaciones dentro de los paréntesis.
Corchetes [ ] y Llaves { }: Se utilizan cuando hay múltiples niveles de agrupación. Primero se resuelven los paréntesis, luego los corchetes y finalmente las llaves.
Multiplicación y División: De izquierda a derecha.
Suma y Resta: De izquierda a derecha.
Orden de las operaciones
3
Ejemplo: { 2 + [3 x (4 - 2)] } - 5
Solución:
1. Resuelve los paréntesis: ( 4 – 2 ) = 2
2. Resuelve dentro de corchetes: [ 3 x 2 ] = 6
3. Resuelve dentro de las llaves: { 2 + 6 } = 8
4. Resta final: 8 - 5 = 3
{ 2 + [3 x (4 - 2)] } – 5
{ 2 + [3 x 2 ] } - 5
{ 2 + 6 } - 5
8 – 5 = 3
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5
1. 2 + 3 x (4 - 1)
2. (5 + 3) x 2 – 4
3. 6 - (2 + 1)] + 5
4. 4 - { 2 + [3 - (2 - 1)] }
5. (3 + 2) x (6 - 4)
6. 5 + (6 x 3) - 4
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