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Bonjour, pouvez vous m'aidez svp merci: a) - 4,2/-6; b) 60/-15; c) - 26/100; d) -350/5

Répondre :

bonjour


- 4 .2 / - 6 = - 42 /-60 = 7/10

60/-15 =   - 4

- 26/100 = - 0.26

- 350/5 =  - 70

Bonjour,

a) - 4,2/-6 = 4,2/6 = 42/60 = (6 x 7)/(6 x 10) = 7/10

b) 60/-15 = -(15 x 4)/(15 x 1) = -4/1 = -4

c) - 26/100 = -(2 x 13)/(2 x 50) = -13/50

d) -350/5 = -(70 x 5)/(1 x 5) = -70/1 = -70