Calcule le plus astucieusement possible. a. 25 x 8 x 4 x 5 b. 75 x 5 x 20 x 2 c. 250 x 8 x 7 x 4 d. 2 500 x 38 x 4 x 2 e. 125 x 25 x 29 x 8 x 4 f. 5 000 x 17 x
Mathématiques
queendjina0
Question
Calcule le plus astucieusement possible. a. 25 x 8 x 4 x 5
b. 75 x 5 x 20 x 2
c. 250 x 8 x 7 x 4
d. 2 500 x 38 x 4 x 2
e. 125 x 25 x 29 x 8 x 4
f. 5 000 x 17 x 19 x 0 x 180 x 4
b. 75 x 5 x 20 x 2
c. 250 x 8 x 7 x 4
d. 2 500 x 38 x 4 x 2
e. 125 x 25 x 29 x 8 x 4
f. 5 000 x 17 x 19 x 0 x 180 x 4
1 Réponse
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1. Réponse ayuda
a. 25 x 8 x 4 x 5 = 25x4 x 8x5 = 100x40 = 4000
b. 75 x 5 x 20 x 2 = 20x5 x2x75 = 100x150 = 15000
c. 250 x 8 x 7 x 4 = 250x4 x 8x7 = 1000 x 56 = 56000
d. 2 500 x 38 x 4 x 2 = 2500x4 x38x2 = 10000x76 = 760000
e. 125 x 25 x 29 x 8 x 4 = 25x4x 125x8 x 29 = 100x1000x29 = 2900000
f. 5 000 x 17 x 19 x 0 x 180 x 4 = 0