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. 27 + 10 = ______
  2. 6 × 10 = ______
  3. 67 + 10 = ______
  4. 35 + 10 = ______
  5. 88 + 20 = ______
  6. 22 + 10 = ______
  7. 3 × 10 = ______
  8. 67 + 20 = ______
  9. 36 − 10 = ______
  10. 74 + 20 = ______
  11. 40 + 10 = ______
  12. 7 × 10 = ______
  13. 49 − 10 = ______
  14. 50 + 10 = ______
  15. 99 − 10 = ______
  16. 62 + 10 = ______
  17. 78 + 20 = ______
  18. 31 − 10 = ______
  19. 16 + 10 = ______
  20. 2 × 10 = ______
Matemáticas mentales Worksheet — Free Printable with Answer Key | WaffleMath