Matemáticas mentales Worksheet

Recommended for 1er grado — 5to grado

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Matemáticas mentales Worksheet

Name: ____________________Date: ____________

Instructions: Usar estrategias mentales como sumar diez, duplicar y compensar para calcular rápidamente.

20 problems

  1. 26 + 20 = ______
  2. 97 − 10 = ______
  3. 40 + 20 = ______
  4. 79 − 10 = ______
  5. 16 + 20 = ______
  6. 67 + 20 = ______
  7. 46 + 10 = ______
  8. 20 + 10 = ______
  9. 11 + 10 = ______
  10. 31 − 10 = ______
  11. 43 − 10 = ______
  12. 25 + 20 = ______
  13. 1 × 10 = ______
  14. 5 × 10 = ______
  15. 47 + 10 = ______
  16. 65 + 20 = ______
  17. 43 + 10 = ______
  18. 3 × 10 = ______
  19. 41 + 10 = ______
  20. 93 − 10 = ______
Matemáticas mentales Worksheet — Free Printable with Answer Key | WaffleMath