June 2023 1 4 Report
19. Realiza las siguientes operaciones combinadas con números enteros
a) 2- (-3) -5 +4.(-7)
b)-4-(-3) + (-3) - (-2) - 12 : (-3)
(
c) (-1)-(-12) - 12. (-3) + 20
d) 32 - (-27). 3+ (-48): 6
e) 45:(-5)-6. (-4)-(-5) - (-3)​

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