Open Middle®
En utilisant les chiffres de 0 à 9 au plus une fois chacun, créer ces 2 expressions telles qu’elles soient vraies. La Source: Jonathan Newman
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Open Middle® problems are licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License.
Open Middle® problems are licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License.