Question

a) 6 + - 7 – (- 8) + 4 – 2 =




b) 16 – 21 + 18 – 8 =





c) 108 + - 200 + 9 – 42 =





d) 46 – {38 – (- 2) + - 9 + (42 – 18 + -15) – (-7)} =





e) 30 : ((-12 + 9) – (3 • 3 – 12 : 3) + 2) =





f) 45 : {-2 + 12 : (-7 + 3) + 12 – [ (-24) : ( (-3) • 5 + 7) ] + 5} =

Answer 1

Respuesta:

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Explicación:

ación paso a paso: