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manouille851
@manouille851
January 2021
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bonjours tout le monde j'aurais besoin d'aide pour ces 3 exercice en mathématique
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winner123
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Bonjour
exercice 1
a) 129. 3 + 91.72 + 5.8 =
226.82
b) 421.3 - 95.61 =
325.69
c) 29.3 * 6.04 =
176.972
Exercice 2
a) 16.35 x 0.1 =
1.635
b) 48.431 x 100 =
4843.1
c) 36.4 x 10 =
364
d) 26.28 x 0.1 =
0.2628
e) 1 000 x 39.65 =
3965
f) 0.001 x 17.4 =
0.0174
Exercice 3
1)
9.3 x 2 =18.6
18.6 x 0.5 = 9.3
9.3 x 4 = 37.2
37.2 x 0.25 =
9.3
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midokhedri
A) 16.35 x ..0.1....= 1.635 justification 1.635/16.35 = 0.1
d)26.28 x ..0,01...=0.2628 / / / / / / 0.2628/26.28 =0.01
le meme travaille pour les autre operation
exercice 3
9.3 *2 = 18.6
18.6*0.5=9,3
9,3*4 = 37,2
37.2* 0.25 = 9,3
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manouille851
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manouille851
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bonjour tout le monde j'ai besoin d'aide pour ces exercice pouvait vous m'aider pour 2 exercice au moin ou tout si vous voulais bien merci d'avance
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Verified answer
Bonjourexercice 1
a) 129. 3 + 91.72 + 5.8 = 226.82
b) 421.3 - 95.61 = 325.69
c) 29.3 * 6.04 = 176.972
Exercice 2
a) 16.35 x 0.1 = 1.635
b) 48.431 x 100 = 4843.1
c) 36.4 x 10 = 364
d) 26.28 x 0.1 = 0.2628
e) 1 000 x 39.65 = 3965
f) 0.001 x 17.4 = 0.0174
Exercice 3
1)
9.3 x 2 =18.6
18.6 x 0.5 = 9.3
9.3 x 4 = 37.2
37.2 x 0.25 = 9.3
d)26.28 x ..0,01...=0.2628 / / / / / / 0.2628/26.28 =0.01
le meme travaille pour les autre operation
exercice 3
9.3 *2 = 18.6
18.6*0.5=9,3
9,3*4 = 37,2
37.2* 0.25 = 9,3