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Números enteros 1º ESO
Autor :
María del Carmen García Serón
1.
+5-(-3)
A
+2
B
-8
C
+8
2.
-3+(-7)
A
+10
B
+4
C
-10
3.
(-4) x (-5)
A
-20
B
+20
C
+2
4.
+50 : (-10)
A
+5
B
-5
C
+10
5.
El valor absoluto de -34 es:
A
-34
B
34
C
+34
6.
El opuesto de +546 es:
A
-545
B
546
C
+546