Cm2

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Cm2

  1. 1. Calcul mental Vous avez 8 secondes pour calculer puis mettre votre réponse sur votre feuille. Si vous ne trouvez pas la réponse, mettre une croix à la place.
  2. 4. <ul><li>2 × 9 </li></ul>
  3. 5. <ul><li>9 × 7 </li></ul>
  4. 6. <ul><li>4 × 3 </li></ul>
  5. 7. 5 × 7
  6. 8. (3 × 2) + 4
  7. 9. <ul><li>8,1 × 10 </li></ul>
  8. 10. <ul><li>7 × 3 </li></ul>
  9. 11. <ul><li>4 × 9 </li></ul>
  10. 12. <ul><li>95 : 10 </li></ul>
  11. 13. <ul><li>10 × 10 </li></ul>
  12. 14. Correction 2 × 9 = 18 9 × 7 = 63 4 × 3 = 12 5 × 7 = 35 (3 × 2) + 4 = 6 + 4 = 10 8,1 × 10 = 81 7 × 3 = 21 4 × 9 = 36 95 : 10 = 9,5 10 × 10 = 100

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