Cálculos mentales 2
- 1. 8 x 4 + 5 - 2 / 7 + 4 x 2 + 3 =
- 2. 3 + 6 x 9 - 9 / 8 + 1 - 4 x 5 =
- 3. 4 + 3 x 9 - 9 / 6 x 3 + 8 - 7 =
- 4. 5 x 7 + 7 + 6 / 8 / 3 - 2 x 9 =
- 5. 1 + 7 / 4 x 6 / 3 x 9 - 7 - 7 =
- 6. 3 - 2 x 0 + 8 x 6 + 2 / 5 x 9 =
- 7. 7 X 6 - 2 / 4 + 8 / 3 + 9 - 6 =
- 8. 6 / 2 x 7 + 3 / 8 x9 + 6 x 3 =
- 9. 2 X 7 + 6 + 8 - 3 / 5 X 9 + 8 =
- 10. 5 X 6 + 9 - 3 / 6 X 7 - 3 + 4 =
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