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. 86 + 20 = ______
  3. 82 + 10 = ______
  4. 77 − 10 = ______
  5. 63 + 10 = ______
  6. 97 − 10 = ______
  7. 9 × 10 = ______
  8. 2 × 10 = ______
  9. 44 + 10 = ______
  10. 63 + 20 = ______
  11. 43 + 20 = ______
  12. 47 + 20 = ______
  13. 68 + 20 = ______
  14. 51 − 10 = ______
  15. 69 + 20 = ______
  16. 6 × 10 = ______
  17. 22 + 10 = ______
  18. 30 + 20 = ______
  19. 86 + 10 = ______
  20. 23 − 10 = ______
Matemáticas mentales Worksheet — Free Printable with Answer Key | WaffleMath