Soal dan Pembahasan UN MATEMATIKA SMP 2014 Page 1

  SMP NEGERI 1 GANTUNG NTUNG PAKET 1 www. smpn1gantung.sch.id

  5

  5

  5

  5

  5 = . = =

  5

  5

  5

  5

  5

  2 60 ∶ 5 = 60: 5 = 12 = 4 .3 = 4 . 3 =

  3

  5

  5

  5 6 .

  6

  5

  6

  6

  6 64 = = 2 = 2 =

  32

  2 = 60 → = 24 60 .24 =

  32

= 60 − 15 = 45 → =

  45

  1

  1

  1

  7

  21

  3

  28

  63

  18

  73

  1

2 + 5 = = = =

+ +

  6

− 1 − −

  3

  4

  2

  3

  4

  2

  12

  12

  12

  12

  12

  20 2 .

  3 =

  =

  3 .12

  5

  3 =

  5

  =

  5

  3 + 10 + + 10 = 144 2 .

  72000 =

  .800000 120000 = 72000 . 120000

  9 100 .

  − 800000 =

  .800000 920000

  • 10 − 9 . = 20 + 1 . 3 = 20 + 3 =
  • 1 − 3 . = 18 − 2 . 5 = 18 − 10 = 8

  2 . 20 + 20 − 1 . 3 = 10 . 40 + 57 = 10 .97 = 970 920000 = 800000 + 9% .

  4 + 20 = 144

  20

  =

  3

  2

=

− 3 . + 3

  2 − 3

  2 − 9 =

  2 = 10 → + 3 = 10 + 3 = 13 9 + 21 = 3 . 3 + 7

  20

  5 − 3 = 12 + 8 2 = 20

  8

  23

  = + 10 = 13 + 10 =

  49

  = 3 + 10 = 3 .13 + 10 = 39 + 10 =

  8 = 13

  = 104

  8 = 144 − 40

  2 .

  20 =

  2

− − 2 = 3 + 2 . − 1

  23

  38 − 18

  =

  7 − 3

  3

  7 −

  =

  9

  20

  10 =

  4 = 3

  12

  20 − 8 4 =

  9 − 5 =

  5

  = 9 −

  4 =

  4 = 5

  2 + − 1 .

  24

  2 .

  =

  20 = 20 = 3

  1572 ∶ 20 , 23 , … ,

  2 . 8 + 24 − 1 . 5 = 12 . 16 + 115 = 12 .131 =

  2 .

  =

  =

  24

  2 + − 1 .

  2 .

  =

  3

  =

  1

  • = 144 2 .
  • 40 = 144

  • 4 = 17 → 3 + 4 = 17
  • 3 = 2 . 3 + 3 . 2 = 6 + 6 =

  4 = 17 − 9 =

  = 3 + 5 = 3 + 5 = −7 3 = −7 − 5

  4

  = 11000 − 3000 = 8000

  = 3000 → + = 11000

  2 = 3000

  = 6000

  2 = 6000

  3

  12

  2

  4 = 2

  8

  3 + 4 = 17 9 + 4 = 17

  = 3 → 3 + 4 = 17 3 .

  11 = 3

  33

  11 = 33 =

  4 − 2 = 8 → 8 − 4 = 16

  3

  8

  3 =

  = 2

  29 = 3 = 2

  40 − 11 = 29 = =

  ∪ = 40 ; = 23 ; ∩ = 12 ∪ = + − ∩ 40 = 23 + − 12 40 = 11 +

  • 5 = 39000 → 3 + 5 = 39000
  • = 11000 → 3 + 3 = 33000
  • 2 = 4 . 8000 + 2 . 3000 = 32000 + 6000 = 38000
  • 3000 = 11000

  = −12 3 = −4

  = 0 → = 2 . 0 − 1 = −1 0, −1

  3

  5

  3

  =

  5

  3

  . 3 − 5 − 14 = 0 → =

  5 . 3 + 5 + 14 = 0 → = −

  5 = −1

  3

  5 . 5 + 3 − 42 = 0 → = −

  5

  3

  . 5 − 3 − 42 = 0 → =

  5

  = −1 . −

  3

  = 4 − 1 = 3 2,3

  1

  −3 1 , 8 1

  2 2 , 5 2

  =

  2

  −

  1 2 −

  =

  −1 . −

  5 − 8

  2 − (−3)

  = −3 2 + 3

  = −

  3

  5 ∶ . =

  3

  10

  2

  = 2 + 7 = 150

  2

  2

  = 150

  

2

  .2 = 150

  2 = 150

  2

  1 −5 .

  = 22500 + 22500 = 45000 ≈ 44944 =

  212 =

  15 =

  8

  12 =

  8

  12 .15 =

  −10 − 7 = 2

  − 7 =

  2 1 , 7 1

  = −

  ; −3 2 ,

  −3 2 ; 3 ,

  −

  1

  2

  −

  1

  1

  1 −5

  2

  −

  1

  − 7 −3 − 7

  = − 2

  −3 − 2 − 7

  −10 =

  • 150
  • 150

  = =

  1 = .

  4

  1

  2 = . 10

  4

  1 = .100

  4

  2 =

  25

  • 7
  • 12 − 5
  • 2 = 180

  2 = 576 + 49 = 625 =

  2

  24

  2 =

  2

  24

  2 =

  2

  =

  5 .28 − 16 = 140 − 16 = 124

  • 2 = 180

  7 = 196 = 196

  7 = 28 ∠ = 5 − 16 =

  7 − 16 = 180 7 = 180 + 16

  5 − 16

  ∠ + ∠ = 180 5 − 16

  60 360 .2 . 3,14 .10 = 10,466 = 10,47

  . =

  60 360 .2 .

  360 . =

  90 = ∠

  17 + 8 + 5 + 6 + 5 + 4 = 2 . 45 =

  = 2 .

  25

  = .

  1 = .

  . .

  2

  1 = .

  8 + 12 .5 . 10

  2 = 50 . 10

  3

  = 500

  64 = + 4 . = = 16

  = =

  1

  4

  4

  2 = + 4 . .

  1 1 .

  2 . .16 = 8

  = =

  1

  2

  2

  2

  = 16 + 4 . .16 .17

  2

  2

  2

  • 2

  = + 8

  2 =

  15 = 256 + 544

  2

  = 225 + 64 = 289 = 17

  = 800

  1

  1 .

  .14 = 7 = = =

  2

  2 = 36 − = 36 − 12 = 24

  2

  2

  2

  2

  = + 24 = =

  7

  • = 49 + 576 = 625 = 25
  • =

  = + 2

  • 2

  22

  22

  22

  = . 7 + 2 . .7 .12 .7 .25

  • 2

  7

  7

  7 = 154 + 528 + 550 = 682 + 550

  2

  = 1232

  12 = , , , , , , , , , , , →

  7 = , , , , , , →

  = 3 .3 + 4 .5 + 5 .12 + 6 .7 + 7 .6 + 8 .4 + 9 .3 3 + 5 + 12 + 7 + 6 + 4 + 3 =

  232

  40 = 5,8 = 7 + 6 + 4 + 3 =

  20

  = . + 133 + 127

  • 1 + 1 =

  23 .130 + 133 + 127

  23 + 1 + 1 = 23 .130 + 260

  25 = 23 .130 + 2 .130

  25 = 130 .

  23 + 2

  25 = 130 . 25

  25 = 130

  ∶ 165, 166, 168, 168, 170, 171, 171 , 172, 173, 173, 175, 178, 182

  ( = 130) ( = 130)

  ( = 130) ( = 130)

  150 + 250 = 400 6 = 2 = 8

  2

  6 = 6 =

  8