| 1. | 455 ÷ 5 × 3 + 1 5 - 2 + 4 × (812 ÷ 4 - 3) = 1,077
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| 2. | (54 9) × 4 - 90 ÷ 9 + (1 - 4) = 11
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| 3. | (576 ÷ 2 + 12) ÷ (5 4) = 15
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| 4. | (10 ÷ 5) + 64 ÷ 8 (5 - 1) × 5 - 2 + 4 × 3 = 172
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| 5. | (930 5 + 1 - 1 - 2) × 5 + 3 = 923
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| 6. | * Esta es una hoja prehecha. Utilice el enlace arriba de la página para un imprimible. |
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| 7. | (6 - 4) + 1 × (3 1) + 4 - 2 = 8
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| 8. | 45 ÷ 5 × (4 × 1) 3 + 15 ÷ 5 - 2 = 34
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| 9. | (5 × 3 1 + 2) ÷ (8 × 1) = 2
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| 10. | (8 + 1) × 5 112 ÷ 8 + (92 ÷ 4) + 4 = 58
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| 11. | 8 - 1 + 15 ÷ 5 - 5 1 × 4 = 1
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| 12. | (7 × 3) 522 ÷ 9 - (1 - 2) - 1 × 3 + 5 = 82
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| 13. | (9 + 2) × 973 ÷ 7 - 3 × 1 + 2 (4 - 2) = 1,530
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