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. 4 × 10 = ______
  2. 21 + 20 = ______
  3. 3 × 10 = ______
  4. 33 + 10 = ______
  5. 7 × 10 = ______
  6. 78 + 20 = ______
  7. 37 + 20 = ______
  8. 26 − 10 = ______
  9. 59 + 10 = ______
  10. 73 + 20 = ______
  11. 76 + 20 = ______
  12. 20 + 10 = ______
  13. 68 + 20 = ______
  14. 76 + 10 = ______
  15. 38 − 10 = ______
  16. 88 + 20 = ______
  17. 60 + 20 = ______
  18. 15 + 20 = ______
  19. 17 + 10 = ______
  20. 32 + 20 = ______
Matemáticas mentales Worksheet — Free Printable with Answer Key | WaffleMath