IES Juan García Valdemora Operaciones combinadas con números enteros y racionales

Departamento de Matemáticas 3º ESO

ENTEROS Y RACIONALES

1. Realiza las siguientes operaciones:

a) ( ) ( ) ( ) =−⋅−−⋅−−⋅ 984656932

b) ( ) ( ) ( ) =−−−⋅+−−⋅− 913122235

c) ( ) ( ) ( ) =⋅−+−−+−⋅ 5813152432

d) ( ) ( ) ( ) ( ) =+−−−−+−⋅−− 89:2153142

e) [ ] =−−+−⋅+⋅− )5(6)71(4234

f) ( ) ( ) ( ) ( )=−−+−−+−⋅− 23:1583213

g) ( ) ( ) ( ) =−⋅−⋅+−⋅− 954631512318

h) ( ) ( ) ( ) ( ) ( ) =−⋅−−−−−⋅− 4108296:8548

i) ( )[ ] =−⋅+⋅− 65410526

j) ( ) ( ) ( )[ ] =⋅−−⋅−−⋅− 48626389

k) ( )[ ] =+⋅−⋅+−⋅ 185245222

l) ( )[ ] ( )[ ] =−⋅−−−⋅+ 68345:25326

m) ( )[ ] ( ) ( )[ ] =−⋅−−−−−⋅+ 33:154769853

n) ( ) ( ) ( ) =+−−⋅⋅−⋅226:5432

o) ( ) =−−+−−−⋅1322 2:)4(])86()3[(2

2. Realiza las siguientes operaciones:

a) ( ) ( ) ( ) =−⋅−−−⋅−+−⋅+−243

912)4(6561245

b) ( ) ( ) ( ) ( ) =+−−−−+−−−234

2481:18243

c) ( ) ( ) ( ) =−⋅−−−−−+−−⋅− 98965]3232[812522

d) =−⋅−−+−−⋅−−+− )4()3()623()78()6(:12

e) ( ) ( ) ( ) ( ) =−−+⋅−⋅+−− 3:15526362:)40( 3

f) ( ) ( ) =−⋅−−⋅−+−233

104)]3()2(1[:5

g) ( ) ( ) ( ) =−−−−++⋅−⋅−⋅13

13]32:2452635[3

h) ( ) ( ) ( ) ( ) =−−−⋅−+−−⋅−102252

1]2324[53

i) ( ) ( )( )[ ] ( ) =−−⋅−−⋅+−−⋅−02

31458643

j) ( ) =−−−⋅− )]362(:24[712352

k) ( ) =−−+−−−−+−−1)76(:)20()3(:)39(37:12

l) ( ) ( )[ ] ( )[ ]=+−−−−−+−− )41()1(7:5214422 12

m) ( ) ( ) ( ) ( ) [ ] ( ) =+−⋅−−−−−−+⋅7123

23)8(453:242-8-5

n) [ ] ( ) ( ) =+−⋅⋅−−+−+−3

122913)213(:553425

o) ( )=⋅+−−−+− 4316:)1812()2(:2 34

p) ( ) ( )[ ] ( ) ( )( )[ ] =−⋅−−−−⋅− 932:25:3116

q) ( ) ( ) =−−−+−−⋅+−−132303

)3(]8)13[(862:5

IES Juan García Valdemora Operaciones combinadas con números enteros y racionales

Departamento de Matemáticas 3º ESO

r) ( ) ( ) ( )( ) ( ) =+−−+−⋅−⋅−−014

58:)27(14:642741:52

s) ( ) ( ) ( ) ( ) ( ) ( ) =+−⋅⋅+−−−−⋅+−++−⋅+− 86369]2235:1349[6834

t) ( ) =+−+−−−⋅−−−− ])53(9:)18[()]2(9)4(:)8[(:2 05

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