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. 69 + 10 = ______
  2. 75 + 20 = ______
  3. 82 + 20 = ______
  4. 34 − 10 = ______
  5. 73 − 10 = ______
  6. 4 × 10 = ______
  7. 2 × 10 = ______
  8. 59 + 20 = ______
  9. 86 − 10 = ______
  10. 47 + 20 = ______
  11. 13 + 10 = ______
  12. 59 + 10 = ______
  13. 39 + 20 = ______
  14. 25 + 20 = ______
  15. 24 + 20 = ______
  16. 42 − 10 = ______
  17. 1 × 10 = ______
  18. 32 + 10 = ______
  19. 47 + 10 = ______
  20. 20 + 20 = ______
Matemáticas mentales Worksheet — Free Printable with Answer Key | WaffleMath