operaciones combinadas
- 3. 18 + [ 13 + 4 – ( 5 – 7 ) + 6 ]
A) 33
B) 34
C) 43
- 4. 15 – [12 – 3 . 4 . (– 5 ) + 10] =
A) -67
B) 76
C) 67
- 5. 18 – [2 – ( 4 + 5 ) . (– 4 + 9)] =
A) -34
B) 61
C) 16
- 6. – [13 – ( 12 – 6 )] – [ 3 . (– 6)] =
A) 11
B) 3
C) -12
- 7. ( 5 – 4 . 6 ) . [ 3 – (– 2 ) . 4 . (– 3 )] =
A) 399
B) -299
C) 199
- 8. [3 – ( 5 + 15 : 3 ) ] : [16 – (– 3 ) . (– 5 )] =
A) -7
B) 8
C) 7
- 9. 15 – [4 . (– 5 + 4 . 3 ) – 3] + [ 32 : (– 8)] =
A) 14
B) -14
C) -15
- 10. – [16 – (8 – 5 . 6)] – (6 – 8 : 2) . (– 7) =
A) 24
B) -24
C) 25
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