Calcul Mental
27/04/2024
MiCetF
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-INF s.
Compléments à la dizaine, centaine ou au millier supérieur.
0 s.
40 = 33 +
600 = 580 +
8000 = 7200 +
40 = 38 +
8000 = 7300 +
40 = 35 +
900 = 850 +
800 = 740 +
200 = 140 +
3000 = 2900 +
40 = 34 +
1000 = 990 +
700 = 660 +
10000 = 9600 +
50 = 42 +
200 = 150 +
900 = 830 +
100 = 99 +
300 = 260 +
2000 = 1500 +
CORRIGER
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