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. 8 × 10 = ______
  2. 65 + 10 = ______
  3. 2 × 10 = ______
  4. 7 × 10 = ______
  5. 38 + 20 = ______
  6. 41 + 20 = ______
  7. 45 + 20 = ______
  8. 55 + 10 = ______
  9. 30 + 20 = ______
  10. 1 × 10 = ______
  11. 78 + 20 = ______
  12. 41 + 10 = ______
  13. 81 + 20 = ______
  14. 22 + 10 = ______
  15. 5 × 10 = ______
  16. 20 + 10 = ______
  17. 87 + 20 = ______
  18. 71 + 10 = ______
  19. 4 × 10 = ______
  20. 11 + 20 = ______
Matemáticas mentales Worksheet — Free Printable with Answer Key | WaffleMath