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. 4 × 10 = ______
  2. 15 + 20 = ______
  3. 73 + 20 = ______
  4. 57 + 10 = ______
  5. 49 − 10 = ______
  6. 13 + 10 = ______
  7. 15 + 10 = ______
  8. 58 + 20 = ______
  9. 39 + 10 = ______
  10. 18 + 20 = ______
  11. 2 × 10 = ______
  12. 60 + 20 = ______
  13. 5 × 10 = ______
  14. 90 − 10 = ______
  15. 80 + 20 = ______
  16. 85 + 20 = ______
  17. 66 + 20 = ______
  18. 66 + 10 = ______
  19. 61 − 10 = ______
  20. 8 × 10 = ______
Matemáticas mentales Worksheet — Free Printable with Answer Key | WaffleMath