April 2023 1 4 Report
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1) Resuelve las siguientes sumas algebraicas. V. 2,5 ptos c/u = 5 ptos.
a) (-88) + (+56) + (-44) + (+45) + (+58) + (-77) + (-35) + (-54) + (+89) =
b) +6 – 8 + 15 – 49 + 22 + 8 + 68 – 45 – 12 – 4 – 1 – 56 =

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