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Anexo
Operaciones básicas en negocios

1. Resuelve los siguientes ejercicios y/u otros que determine tu docente/asesor sobre los siguientes temas:

Nota: Una vez resueltas, verifica tus resultados con calculadora científica.

Prioridad en las operaciones

1. 5 + 3 – 7 + [8 + 3 – (5 – 9 – 4)]=

=5 + 3 – 7 + [8 + 3 – (–8)]

=5 + 3 – 7 + [8 + 3 + 8]

=5 + 3 – 7 + [19]

=5 + 3 – 7 + 19

= 20

1. 2 – 3[-9 + 4 – (5 – 6 + 11)] + 3 – 5[4 – 7 – 1 (8 – 6 + 3)]=

=2 – 3[-9 + 4 – (10)] + 3 – 5[4 – 7 – 1 (5)]

=2 – 3[-9 + 4 – 10] + 3 – 5[4 – 7 – 5]

1. = –1[–15]  –2 [–8]

= – 15 + 16

= 31

1. {7 – 5 + [2 – 11 – (5 + 4 – 7 + 6)]} – 4 { – [– (7 – 5 + 2 – 6) + 6 – 4]+ 7 – 5}=

={7 – 5 + [2 – 11 – (8)]} – 4 {– [– (–2) + 6 – 4]+ 7 – 5}

={7 – 5 + [2 – 11 – 8]} – 4 {– [2 + 6 – 4]+ 7 – 5}

={7 – 5 – 2 – 11 – 8} – 4 {– 2 – 6 + 4]+ 7 – 5}

= –19 – 4 – 4 + 7 – 5

= –25

1. 2 + 5 (32 + 5) – (5 – 6)2 + 2=

=2 + 5 (9 + 5) – (–1)2 + 2

=2 + 5 (14) – (1)2 + 2

=2 + 70 – 1 + 2

= 73

1. 6 – 5 (3 – 4)5- 3(2) (6–22)=

=6 – 5 (– 1)5 – 3(2) (6–4)=

=6 – 5 (– 1) – 6 ( 2)=

=1 (–1) –12

= –1 – 12

= –13

1.  4+(6 – 2 – 5)2 – [8 + 2(7 – 4 + 2 – 8)2]=

= 4 +(– 1)2 – [8 + 2(– 3)2]

= 4 – 1 – [8 + 2 + 9]

= 3 – 8 – 2 – 9

= –16

1.  23+562−9528÷37=

0.6666666667+0.83333333332−1.80.25÷0.4285714286

= 0.6666666667 + 0.6944444444 – 0.45 ÷  0.4285714286

= 2.125925926

1. 23+5479+210÷52+32−15+611

=0.6666666667 + 1.25 (0.7777777778 + 0.2) ÷ 25 + 9 – (0.2 + 0.5454545455)

=0.6666666667 + 1.222222222 ÷ 25 + 9 – 0.7454545455

= 8.33010101

1. 89+43÷562−329÷58

=0.8888888889 + 64 ÷ (0.8333333333)2 – (3)(0.2222222222) ÷ 0.625

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