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. 6 × 10 = ______
  2. 40 + 10 = ______
  3. 44 + 20 = ______
  4. 50 + 10 = ______
  5. 45 + 10 = ______
  6. 85 + 10 = ______
  7. 66 − 10 = ______
  8. 88 + 20 = ______
  9. 54 + 10 = ______
  10. 19 + 10 = ______
  11. 99 − 10 = ______
  12. 80 + 10 = ______
  13. 86 + 10 = ______
  14. 79 − 10 = ______
  15. 4 × 10 = ______
  16. 3 × 10 = ______
  17. 60 + 10 = ______
  18. 57 + 10 = ______
  19. 21 + 10 = ______
  20. 87 + 10 = ______
Matemáticas mentales Worksheet — Free Printable with Answer Key | WaffleMath