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. 11 + 20 = ______
  2. 3 × 10 = ______
  3. 80 + 10 = ______
  4. 41 + 10 = ______
  5. 70 + 20 = ______
  6. 7 × 10 = ______
  7. 52 + 20 = ______
  8. 17 + 10 = ______
  9. 64 + 10 = ______
  10. 16 + 20 = ______
  11. 86 + 20 = ______
  12. 1 × 10 = ______
  13. 68 + 10 = ______
  14. 9 × 10 = ______
  15. 30 − 10 = ______
  16. 5 × 10 = ______
  17. 87 + 20 = ______
  18. 25 + 10 = ______
  19. 14 + 20 = ______
  20. 38 + 10 = ______
Matemáticas mentales Worksheet — Free Printable with Answer Key | WaffleMath