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. 13 + 20 = ______
  2. 26 + 20 = ______
  3. 50 − 10 = ______
  4. 73 + 20 = ______
  5. 80 − 10 = ______
  6. 37 + 10 = ______
  7. 52 + 20 = ______
  8. 78 − 10 = ______
  9. 56 + 20 = ______
  10. 31 + 20 = ______
  11. 83 + 20 = ______
  12. 1 × 10 = ______
  13. 25 − 10 = ______
  14. 27 + 10 = ______
  15. 86 + 20 = ______
  16. 54 + 20 = ______
  17. 19 + 10 = ______
  18. 68 + 10 = ______
  19. 7 × 10 = ______
  20. 8 × 10 = ______
Matemáticas mentales Worksheet — Free Printable with Answer Key | WaffleMath