Matemáticas mentales Worksheet

Recommended for 1er grado — 5to grado

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Matemáticas mentales Worksheet

Name: ____________________Date: ____________

Instructions: Usar estrategias mentales como sumar diez, duplicar y compensar para calcular rápidamente.

20 problems

  1. 36 + 10 = ______
  2. 84 − 10 = ______
  3. 9 × 10 = ______
  4. 48 − 10 = ______
  5. 51 + 20 = ______
  6. 91 − 10 = ______
  7. 60 + 10 = ______
  8. 57 + 10 = ______
  9. 52 + 10 = ______
  10. 8 × 10 = ______
  11. 71 − 10 = ______
  12. 61 + 10 = ______
  13. 68 + 10 = ______
  14. 11 + 20 = ______
  15. 16 + 20 = ______
  16. 78 + 20 = ______
  17. 64 + 10 = ______
  18. 70 + 10 = ______
  19. 28 − 10 = ______
  20. 24 + 10 = ______
Matemáticas mentales Worksheet — Free Printable with Answer Key | WaffleMath