ENTEROS NIVEL 2
- 1. (-39)+57-(-95)+(-49)-16
- 2. 12-[2+(-4-3)-(-4+2)]+4
- 3. 384-{9+[(-15)-(-8)]-17}+[8-(-9)]
- 7. 14-(8+7)-[4+2-3-(-4+5)]=
- 9. {4+[8-(5-2)+(7-3)]+[(-3)-(-8)+13]}
- 10. 5-{(-4)-[(-3)+(-8)-(-9+4)]+8]}+10
- 12. -[-13+(24-68)]-(-48+95)=
- 15. -(24-89+18)+(-91+24)=
- 16. (-12)+14+(-20)+(-8)+14+80
- 18. {78-(-78)+78-[(-78)-(-78)]}
- 19. 3-[(3-4)+5-(7+8)-(15-14)+(7-8)]
- 20. {[-(3+2)]+(-4)}-{(-1)+[-(-4+1)]}
- 21. -(-3+4)-{5-[2-6-(9-4)-(7-9)]}
- 22. -8-[12-(-4+2-7)-(-6)]
- 23. -3-{-[-(2-8)-(4+3)+(2-8)]-1}
- 24. -[-9+(15-34)]-(-24-35)
- 25. {12-(-15)+18-[(-24)-(-32)]}
- 28. (24+10)-(11+15)+(-7-9)
- 30. (12-18)-(-7-15)+(-9-8)
- 33. 120-{42+4+[16-13+(20-13)]+(19-12)}
- 34. 100-{2+5-[7-3+(6+9+2)-(14+2)]+1+4}
- 35. 74-8-{(17+14)-[(4+7)+7-5-(7+2-7)]+4}
- 36. 21+6-{4+2-3+[2+4-1-(3+2)+7]+6+5-2}
- 37. 21-8-{7-3+4-[5+2-1-(4-3)+7]-3+(9-2+3-1)}
- 38. -30+8-(-5)+1-5-(-3)+(-7)
- 39. -4+(-2+1)+5-[3-(1-2)+4]+1-2
- 40. -19+(-4)-(-8)+(-13)-(-12)+4-57
- 41. 3-[-2+1-(4-5-7)]-2+[-3-(5-6-1)+2]
- 43. (3-8)+(-5-2)-(-9+1)-(7-5)
- 44. -[12+(-3)]-(-4)-5+6-(-4)
- 45. 5+[2-(4+5-3)]+6]-1-(3+5)
- 46. -4-(4-5+2)-3-{1-[6+(-3-1)-(-2+4)]+3-4}
- 47. 10-[-2+(-3-4-1)+1-(-4-2+3-1)-4]
- 48. (-6+4)-{4-[3-(8+9-2)-7]-35+(4+8-15)}
- 49. -6-{-4-[-3-(1-6)+5]-8}-9
- 50. -3+{-5-[-6+(4-3)-(1-2)]-5}
- 51. -(-9-15+2)+{-6+[4-1+(12-9)+7]}-3
- 52. (-7)-{9-[(-7)+(-13)-(-5)]+[23-(18)+(-6)]}
- 54. -(-348)+1123+(-2986)-(-1781)
- 55. 3-[6+(3-5)]-[-2+(1+8)-10]
- 56. -[(8+9)-(9-10)-(10-11)]
- 57. [0-(6-10)-4+(7-10)]+3
- 58. 1-{4-[-2+(5-1-9)-1]+2}+3
- 59. -{-[a+2a-(3a+4a)-(a-6a)]}
- 60. 5a-[2a-3-(2a-3)+(1-a+2a)]
- 61. 6b-{-[-(-1-b)]-[-(-b-1)]}
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