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. 37 − 10 = ______
  2. 83 + 10 = ______
  3. 74 + 10 = ______
  4. 8 × 10 = ______
  5. 35 + 10 = ______
  6. 43 + 20 = ______
  7. 28 − 10 = ______
  8. 54 + 20 = ______
  9. 63 + 10 = ______
  10. 60 + 20 = ______
  11. 41 + 20 = ______
  12. 55 + 10 = ______
  13. 6 × 10 = ______
  14. 22 − 10 = ______
  15. 76 + 10 = ______
  16. 11 + 20 = ______
  17. 2 × 10 = ______
  18. 19 + 10 = ______
  19. 82 + 10 = ______
  20. 27 + 10 = ______
Matemáticas mentales Worksheet — Free Printable with Answer Key | WaffleMath