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. 36 + 20 = ______
  2. 74 + 20 = ______
  3. 40 − 10 = ______
  4. 7 × 10 = ______
  5. 61 + 10 = ______
  6. 71 − 10 = ______
  7. 51 − 10 = ______
  8. 60 + 20 = ______
  9. 47 + 10 = ______
  10. 70 + 20 = ______
  11. 66 + 20 = ______
  12. 15 + 10 = ______
  13. 79 + 20 = ______
  14. 4 × 10 = ______
  15. 2 × 10 = ______
  16. 81 − 10 = ______
  17. 39 + 10 = ______
  18. 5 × 10 = ______
  19. 83 + 10 = ______
  20. 44 + 20 = ______
Matemáticas mentales Worksheet — Free Printable with Answer Key | WaffleMath