Exercice de Mathématique : Calcul Mental
Multiplications : Calculez le plus rapidement possible

4 x 8	=			8 x 8	=
15 x 10	=			0,39 x 100	=
26 x 11	=			100 x 100	=
2,6 x 100	=			14 x 5	=
5 x 50	=			30 x 30	=

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