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. 54 + 20 = ______
  2. 84 + 20 = ______
  3. 27 + 10 = ______
  4. 3 × 10 = ______
  5. 45 + 20 = ______
  6. 59 + 10 = ______
  7. 13 + 10 = ______
  8. 76 − 10 = ______
  9. 41 − 10 = ______
  10. 2 × 10 = ______
  11. 32 + 20 = ______
  12. 79 + 10 = ______
  13. 37 + 10 = ______
  14. 58 + 10 = ______
  15. 9 × 10 = ______
  16. 51 + 10 = ______
  17. 45 + 10 = ______
  18. 1 × 10 = ______
  19. 56 + 20 = ______
  20. 25 + 20 = ______
Matemáticas mentales Worksheet — Free Printable with Answer Key | WaffleMath