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. 1 × 10 = ______
  2. 77 + 10 = ______
  3. 21 + 10 = ______
  4. 19 + 10 = ______
  5. 88 + 20 = ______
  6. 8 × 10 = ______
  7. 66 − 10 = ______
  8. 88 + 10 = ______
  9. 9 × 10 = ______
  10. 7 × 10 = ______
  11. 16 + 10 = ______
  12. 3 × 10 = ______
  13. 37 + 10 = ______
  14. 18 + 20 = ______
  15. 2 × 10 = ______
  16. 80 + 10 = ______
  17. 81 + 10 = ______
  18. 38 + 10 = ______
  19. 89 + 20 = ______
  20. 53 − 10 = ______
Matemáticas mentales Worksheet — Free Printable with Answer Key | WaffleMath