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Solucionario completo de Aritmetica de Baldor (Por Leonardo F. Apala T.)

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SOLUCIONARIO DE ARITMETICA DE BALDOR

EJERCICIO 146

Simplificar:

-1.

1

3 + 2 5 + 1 10 + 12 + 1 23

30

=

30

=

30

23⁄

23 30

⁄ 23 30

⁄ 30

-2.

-3.

-4.

-5.

-6.

23

30 × 30

23 = 1

4 1 2 − 3 2 3 + 1⁄

4

54 − 44 + 3

12

1 4 5

2 − 1⁄ =

5

=

9

2 − 11

3 + 1 4

1 5 5 − 1 5

13

12

= 13

9 12 × 5 9 = 65

108

5

1⁄ 10

+ 1 ⁄

100

− 1 ⁄

1 000

10

100 + 10 − 1

1 000

10

=

109

1 000

10

109

1 000 × 1 10 = 109

10 000

2⁄ 5

+ 3 ⁄

10

− 1 ⁄

20

2⁄ 3

+ 1⁄ 9

+ 5⁄ =

6

8 + 6 − 1

20

12 + 2 + 15

18

13

20

= 13

29 20 × 18

29 = 13 × 9

10 × 29 = 117

290

18

4 1 7 − 2 1 14 + 3 1 29

2

6 2 3 + 5 5 9 − 10 1 =

7 − 29

14 + 7 2

20

18 3 + 50

9 − 181

18

58 − 24 + 49 78

14

=

14

= 78

120 + 100 − 181 39 14 × 18

39

18

18

2 × 9

= 18

7 7 = 2 4 7

3

4 + 5 6 × 3 5

1

2 − 2 7 × 7 =

5

3

4 + 1 2

1

2 − 2 =

5

3 + 2

4

5 − 4

10

-7.

-8.

5

4

1

10

= 5 4 × 10 = 5 × 5 = 25

2 2 = 12 1 2

7

8 + 1 1 4 − 3 2 × 4 9

2 1 2 − 1 1 10 + 1 14 × 7 5

21 + 30 − 16

24

25 − 11 + 1

10

=

=

7 × 5

12 × 3 = 35

36

7

8 + 5 4 − 2 3

5

2 − 11

10 + 1 10

35

24

= 35

15 24 × 10

15

10

( 3 5 + 1 8 − 7 24 ) × 3 1 13

5 − 2 3

72 + 15 − 35

( ) × 40 52

120 13

4 3 3 − 2 =

120 × 40

13

4 1 3

3

-9.

-10.

-11.

52

39 × 3 13 = 4 13

( 1 10 + 2 ⁄

25

+ 3 ⁄

40

) × 1⁄

6

1⁄ 8

− 1 ⁄

12

=

20 + 16 + 15

( ) × 1 51

200 6

=

200 × 1 6

3 − 2

1

24

24

51

1 200

= 51 51

× 24 =

1 1 200 50 = 1 1 50

24

(5 7 36 − 4 1 18 + 1 1 72 ) × 36

78 − 1 2

( 187

36 − 73

18 + 73

72 ) × 36

77 2 2 − 1 2

374 − 292 + 73 155

( ) × 36

72

77 1 =

2

155

2

2

155

2 × 2

155 = 1

52

39

13

3

-12.

-13.

(6 1 8 − 1 ⁄

20

− 1 ⁄

55

) ÷ 2⁄

7

( 1⁄ 3

− 1 ⁄

12

) × 4 4⁄

5

( 49

8 − 1 20 − 1 55 ) × 7 2

( 4 − 1

12 ) × 24

5

2 695 − 22 − 8

( ) × 7 440 2

3

12 × 24

5

18 655

880 × 5 6

2 665

440 × 7 2

=

6

5

18 655

880

6

5

18 655 703

= = 17

1 056 1 056

(9 ÷ 1

1⁄ × 4⁄ 5

) × 5 ⁄

12

3

6 ÷ 1

1⁄

2

(9 ÷ 3 × 4 5 ) × 5 12

= (3 × 4 5 × 5 12 )

6 ÷ 2

3

2

3⁄ + 4

5

1

1⁄ − 1

5

-14.

-15.

6 7

1 3

1

1⁄ − 1

1 3

⁄ 2

2

1⁄ + 4

1 5

⁄ 10

4/4

3 = 1 3

= 2 × 5 3 + 4 × 7 10

6

=

3 + 14

3

5 − 3

2

24

3

2 = 24

3 × 1 2 = 4

=

3 − 2

2 × 5 + 4 × 10

1

10 + 40 = 1 50

1⁄

1 2

1⁄ + ⁄ 1 4

1 3

⁄ − ⁄ 5

1 5

⁄ 6

1⁄

1 6

1⁄ + ⁄ 1 4

1 7

⁄ − ⁄ 8

1 8

⁄ 9

=

3

2 + 5 4 − 6 5

7

6 + 8 4 − 9 8

LEONARDO F. APALA TITO 174

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