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. 71 − 10 = ______
  2. 71 + 20 = ______
  3. 28 + 20 = ______
  4. 96 − 10 = ______
  5. 74 − 10 = ______
  6. 7 × 10 = ______
  7. 81 + 10 = ______
  8. 30 + 20 = ______
  9. 39 + 20 = ______
  10. 6 × 10 = ______
  11. 8 × 10 = ______
  12. 31 + 20 = ______
  13. 64 + 20 = ______
  14. 5 × 10 = ______
  15. 66 + 20 = ______
  16. 27 + 10 = ______
  17. 20 + 10 = ______
  18. 57 − 10 = ______
  19. 97 − 10 = ______
  20. 42 + 20 = ______
Matemáticas mentales Worksheet — Free Printable with Answer Key | WaffleMath