A (+3.1)+(7.04)-(-5)-(+3.4) = ??????? B (+2.5)+(-5.2)-(+61)+(+6.11) = ?????? C (+8.14)+(-5.3)+(+7)+(-11) = ??????
Mathématiques
zerofati
Question
A (+3.1)+(7.04)-(-5)-(+3.4) = ???????
B (+2.5)+(-5.2)-(+61)+(+6.11) = ??????
C (+8.14)+(-5.3)+(+7)+(-11) = ??????
B (+2.5)+(-5.2)-(+61)+(+6.11) = ??????
C (+8.14)+(-5.3)+(+7)+(-11) = ??????
2 Réponse
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1. Réponse nonotata
A (+3.1)+(7.04)-(-5)-(+3.4) =a = 3.1 +7.04 +5 -3.4
a = 15.14 -3.4
a = 11.74
B (+2.5)+(-5.2)-(+61)+(+6.11)
b = 2.5-5.2-61 +6.11
b = 2.5 +6.11 -5.2 -61
c = 8.61 -66.2
c = - 57.59
C (+8.14)+(-5.3)+(+7)+(-11)
c = 8.14 + 7 -5.3 -11
c = 15.14 -16.3
c = -1.16 -
2. Réponse nathalienouts
A (+3.1)+(7.04)-(-5)-(+3.4) = 3,1+7,04+5-3,4 = 11,74B (+2.5)+(-5.2)-(+61)+(+6.11) = 2,5-5,2-6,1+6,11 = -2,69
C (+8.14)+(-5.3)+(+7)+(-11) = 8,14-5,3+7-11 = -1,16