Bonjour j'ai 2 exercices à faire demain en maths sur les nombres relatifs. Merci :)Les voici: 34:
A=-5+9-4(-4)+(-9)-12+7
B=-2,7+5,4+8-(-0,6)-1,3-(-8)
C= 142-27-(-38)+240+(-33)-150
D= 12-(5-18+7)+19-(4+8)

44:
A= -0,2×4,8×5×10
B=8×(-100)×2,34×(-0,125)
cC= -0,01 × (-500)×4×(-0,1)×2,5
D=-3×(-1)×10÷(-2)×4×5
E= -6×8×(-10)÷3×2×5​
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