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. 72 + 20 = ______
  2. 48 + 20 = ______
  3. 2 × 10 = ______
  4. 38 + 20 = ______
  5. 8 × 10 = ______
  6. 15 + 10 = ______
  7. 70 + 20 = ______
  8. 43 + 20 = ______
  9. 4 × 10 = ______
  10. 98 − 10 = ______
  11. 53 − 10 = ______
  12. 9 × 10 = ______
  13. 37 + 10 = ______
  14. 80 + 20 = ______
  15. 6 × 10 = ______
  16. 79 + 20 = ______
  17. 25 + 10 = ______
  18. 41 + 20 = ______
  19. 39 + 20 = ______
  20. 45 + 10 = ______
Matemáticas mentales Worksheet — Free Printable with Answer Key | WaffleMath