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. 30 − 10 = ______
  2. 59 + 20 = ______
  3. 87 + 10 = ______
  4. 14 + 20 = ______
  5. 53 + 10 = ______
  6. 23 + 20 = ______
  7. 8 × 10 = ______
  8. 1 × 10 = ______
  9. 44 − 10 = ______
  10. 92 − 10 = ______
  11. 39 + 10 = ______
  12. 55 + 20 = ______
  13. 37 − 10 = ______
  14. 58 + 20 = ______
  15. 30 + 10 = ______
  16. 53 + 20 = ______
  17. 28 + 20 = ______
  18. 81 + 10 = ______
  19. 26 − 10 = ______
  20. 76 − 10 = ______
Matemáticas mentales Worksheet — Free Printable with Answer Key | WaffleMath