May 2021 0 24 Report
A) (-5 + 8) – (-13 + 9) = b) (+23 – 14) + (23 - 15) =

c) (-7 + 9) – (17 – 12) =

d) (+24 – 17) + (+32 - 25) =

genteeeee les agradeceria con el alma !!
tambien necesito el procedimiento pleasee y disculpen las molestias

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