Question

a. 21 -8 – {7 - 4 - [5 + 2 – 1 – (4 – 3) + 7] -3 +(9-2+3-1)}

b. 240 – (17 + 9 -3) – {91 + 72 + (15 – 9) – [34 + 4 – (4 + 17 + 3) + 72 + 15 ] }

c. (-24 – 4) – { (8 – 12) – [ 4 –( 3 + 3 – 5) + (3 + 4 – 5) ] }

d. – [ 12 + (-3) – (- 4) + (- 45) ] – [ (-12) + (-76)+ (- 34) ]

Answer 1

Respuesta:

a) 37

b) 495

c) -29

d) 1367