Matemáticas mentales Worksheet

Recommended for 1er grado — 5to grado

New Worksheet

Matemáticas mentales Worksheet

Name: ____________________Date: ____________

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

20 problems

  1. 43 + 10 = ______
  2. 49 + 20 = ______
  3. 5 × 10 = ______
  4. 4 × 10 = ______
  5. 67 − 10 = ______
  6. 54 − 10 = ______
  7. 83 + 10 = ______
  8. 31 + 10 = ______
  9. 57 − 10 = ______
  10. 19 + 10 = ______
  11. 87 + 20 = ______
  12. 9 × 10 = ______
  13. 20 + 20 = ______
  14. 76 + 10 = ______
  15. 24 + 20 = ______
  16. 23 − 10 = ______
  17. 93 − 10 = ______
  18. 27 + 10 = ______
  19. 41 + 20 = ______
  20. 68 + 20 = ______
Matemáticas mentales Worksheet — Free Printable with Answer Key | WaffleMath