2_ ข้อสอบ o-net คณิตศาสตร์ (ประถม).doc
TRANSCRIPT
1 O-NET
(1.
1. 10,900,000
2. 10,950,000
3. 10,958,800
4. 11,900,0002.187,601
1.
2.
3.
4. 3.
1.932,016
2. 413,280
3. 260,917
4. 194,5094. 564,987
1. 59,100
2. 9,900
3. 51,000
4. 9,9005. 800,000+40,000+9,000
1. 8,409,0002. 984,000
3. 849,0004. 489,0006.
1. (1) (3)
2. (2) (4)
3. (2) (3)
4.(1) (4)7. 259,000257,700256,400(253,800
(
1. 1,100 256,400 257,500
2. 1,300 256,400 257,700
3. 1,100 256,400 255,300
4. 1,300 256,400 255,1008. 4,000,000
1. 2,150,107+1,402,153
2. 1,842,163+1,789,653
3. 1,781,537+19,420,016
4. 85,732+3,000,0129.
1. 256,342+423,891 = (
2. 499,584+180,649 = (
3. 509,117+172,116 = (
4. 374,651+305,582 = (10.
1. (1),(2)
2. (3),(4)
3. (1),(3)
4. (4),(1) 11.
60,023
1. (1),(2)
2. (3),(4)
3. (1),(3)
4. (2),(4)
12.
DBE
1.
2.
3.
4. 13.
1.ABCFBG
2. DBE ABC
3.FBG DBE
4.ABC FBG DBE 14.-15.
14.
1. ABC ABC
2. EBC BE BC
3. DBHB
4. CAFBCBF 15.
1.ABE
2.ABC
3.DBF
4.DBE16.
1. 4
2. 5
3. 4
4. 5 17. 26,103 452231
1.78,109
2.78,209
3.78,309
4.78,40918.
1. 1 1 21 1
2. 2 8 792
3. 3 15 3
4. 4 5 943
19.
1.(1) (2)
2.(2) (3)
3.(3) (4)
4.(2) (4)20. 15 200,000
1.12,333
2. 13,333
3.14,333
4.15,333
21.
1. 75
2. 87
3. 92
4. 93 22.
1. 2
2.
3.
4. 23.
1.80 20
2.50 50
3.50 5,000
4.1,000 100,000 24.
1. 5 =20
2. 80 =1
3. 8,000 =1
4. 40,000 =10 25.
1. 5 7
2. 1 60
3. 168
4. 5 26. 100 3
1. 4
2. 5
3. 6
4. 7 27. 50 - 25
1. 1 25
2. 1 250
3. 2 50
4. 2 500 28. 59 300 17
3 600 3
1. 146 500
2. 154 500
3. 156 500
4. 164 500 29.
1. 15 15
2. 5 3,000
3. 8,000 10
4. 6 3 30. 550 3
50
1. 47
2. 46
3. 45
4.44 31.
1.
2.
3.
4. 32. 32
1. 9
2. 6
3. 5 7
4. 4 6 33. 325 25
1. 13
2. 14
3. 15
4. 16 34. 15 26 4
1. 1,520
2. 1,540
3. 1,560
4. 1,580 35.
1.
2.
3.
4.36.
1. (3)
2. (4)
3. (5)
4. (6)37.=(
1.=(
2.=(
3.=(
4.=(38. 20
1. 2.0
2.0.2
3. 20.0
4.0.0239.
1. (1),(2)
2. (2),(4)
3. (3),(5)
4. (1),(5)40. 297,600
1. 4,960
2. 297,600
3. 178,560
4. 17,856,000 41. 12 12.12 .
1. 12
2. 12
3. 24
4. 24 42. 13 1 13
20 1 1
1. 105
2. 260
3. 105
4. 260 43. 20,000 100,000
1.(44,108+10,285)11
2.(13822)+88,108
3.603,845-(124,82428)
4.(2,57411)-9,85744. 456 2
1. 456
2. 912
3. 228
4. 1,824 45. 9,000 4 4,000
1. 1,230
2. 1,250
3. 2,230
4. 2,250 46. 0.8 40
1. 50
2. 51
3. 52
4. 53
47. 48 18
1. 864 2. 2,168
3. 3,168 4. 3,968 48. 85 1.5
1. 2.35
2. 4.7
3. 235
4. 470 49. 5
1. 14,400
2. 15,625
3. 16,900
4. 18,225 50. 280
1. 3,600
2. 4,225
3. 4,900
4. 5,625 51. 3
1 15 20 15
2 14 20 4
3 10 18 30
1. 1 3
2. 1
3. 3
4. 2 52. 625 48 -
1. 30,000
2. 1,250
3. 31,350
4. 31,450 53. 50 25
30
1. 18,750
2. 28,750
3. 37,500
4. 42,750 54. 3
39
1. 12,12,15
2. 11,11,14
3. 13,13,16
4. 15,15,18 55. 300 25
1. 12
2. 14
3. 16
4. 18 56. 12 30 10 12
1. 250 2. 300
3. 350 4. 400 57.
1.
2.
3.
4.58.,
1.
2.
3.
4.59. 8
1. 30,000 125,000
2. 28,500 14,200
3. 2 3
4. 3 60.6.56 7.05 5
1. 0.5
2. 0.45
3. 0.01
4. 0.9
61.
1.0.52
2.0.7
3.
4.62. 41.50 53.75 4.95
1.87.3
2.88.3
3.89.3
4.90.3 63. 85.45 38.13 7.12
1. 40.3
2. 40.2
3. 39.5
4. 39.21 64. 2% 800
1.784
2.785
3.786
4.787 65. 1,500 15%
1. 1,250
2. 1,275
3. 1,300
4. 1,325 66. 5,000 35%
1. 1,750
2. 4,650
3. 6,750
4. 7,750 67.
1. 15 1
2.
3. 1 2 0
4. 1 2 1 1 68. 863,250
1. 860,000
2. 862,000
3. 863,000
4. 870,00069. 15,500,000
1. 1,500,000
2. 15,000,000
3. 16,000,000
4. 16,500,00070.149,600,000
1. 149,000,000
2. 149,600,000
3. 150,000,000
4. 151,000,000 71. 3,265,103 5,601,576
1. 2,200,000
2. 2,250,000
3. 2,300,000
4. 2,350,00072. A+2=7,B+3=11,C+4=17 A+B+C
1. 25
2. 26
3. 27
4. 28
73. a 0.8 = 2.40 a
1. 1.6
2. 2.2
3. 2.8
4. 3.2
74.[8(7-a)]+4=28
1. 8(7-a) = 32
2. 7-a = 3
3. 6a-8 = 58
4. 8-a = 3
75. 2,502 45
1.54
2.56
3. 58
4. 60 76.24, 32 48 4
1. 86
2. 98
3. 100
4. 11277. 60,85 125
1.5
2.10
3.15
4.20
78. 5A+10 = 20 10A-7
1. 7
2. 10
3. 13
4. 1779.
1.
2.
3.
4.80.
1.
2.
3.
4.81.
1.
2.
3.
4.82.2
1
1.
2.
3. 1
4.83. a=16 a
1.3a+1 = 48
2. = 4
3. 2a 15 = 17
4. a 12 = 4
84. X 2 = 26X
1. 30
2. 31
3. 32
4. 33
85. 3 10 15 20 8.00 .
1. 9.00 .
2. 10.00 .
3. 11.00 .
4. 12.00 .86. 40 3
1. 4
2. 5
3. 6
4. 7 87.
1.0.11,0.011,0.1101,0.1011
2.0.1,0.021,0.0033,0.0004
3. 0.04, 0.4, 0.404, 0.4044
4. 0.12, 0.0102, 0.2011, 0.220288. 1 50
1. 1.500
2. 1.005
3. 1.050
4. 1.0005
89. 43.295
1. 40+3+0.2+0.09+0.500
2. 40+3+0.2+0.09+0.005
3. 40+3+0.2+0.9+0.5
4. 40+3+0.02+0.09+0.0590. 18.375
1. 18.38
2. 18.37
3. 18.48
4. 18.4791. 10 20 6
1. 120
2. 600
3. 1,200
4. 2,000
92. 7
1. 17
2. 22
3.28
4.44 93. 14
1. 154
2.176
3.516
4.616 94. 6 2 30
1. 108
2.112
3.120
4.132 95. 22 5%
1. 380
2. 400
3. 420
4. 440 96. 120 150
1. 20
2. 25
3. 30
4. 3597. 3,680 8%
1. 3,800
2. 4,000
3. 4,200
4. 4,400 98. 480 20%
1.50
2.64
3.96
4.102 99. 5,700 15%
1. 795
2. 825
3. 850
4. 855 100. 1,380 12%
1. 164
2. 166
3. 168
4. 170 2 O-NET
1 2553 (20 ) 1: 15
1 1.
1.
2.
3.
4.2.
1.207,094,165
2.217,904,165
3. 270,904,165
4. 270,094,165
3.
1.
2.
3.
4.4. 5 7 4 3 6 6
1.
2.
3.
4.5.
227,940,000
1. 230,000,000
2. 229,000,000
3. 228,000,000
4. 208,000,0006.
1.
2.
3.
4.7. 0.175
1.
2.
3.
4.8.
100 1
1.
2.
3.
4. 9. 3 3
1. 2
2. 3
3.
4. 1 3 210.
1.COFAOD
2.BOEAOD
3.AODBOECOF
4.AODBOECOF11.
1. 0.75
2. 7.05
3. 7.50
4. 75012.
1.
2. 3.
4.13. 50,000 9 292
1. 53,200
2. 53,500
3. 53,600
4. 54,500 14. 12 15
1. 12 x 12
2. 15 x 15
3. 60 x 60
4. 120 x 120 15. 6 ()
6
2
1. 1,500
2. 2,000
3. 2500
4. 3,000 2: : 5 2 16. .6 3 2 147 17. 30 50 18. A 220 ( )19. + = 15 8 2 20. 2 5 3
2 2554 : 1 62 A (20 ) 1: 4 13
( 1-9 2 18 )1. 1. 6,208,743,036 2. 6,028,743,306 3.628,743,360 4.628,743,036 2. 2,154,378 6,309,0001. 2,000,000+6,000,000= 8,000,0002. 2,100,000+6,300,000 = 8,400,0003. 2,200,000+6,300,000= 8,500,0004. 2,600,000+6,300,000= 8,900,0003. 1,650 550 100
1. 22
2. 16
3. 11 4. 10 4. 10.30 . 1 45 1.9.00 .
2.8.15 .3. 8.00 .
4. 7.45 .5. 120 ,
, , 1.2. 3. 4. 6.
1.
2. 3.
4. 7. 100 0C
1.
2.
3.
4.8. 4
1 2 3 4
1. 1
2. 2
3. 3
4. 49. 1.
2. 70 %3.
4.
10 11( 10 : 2 11 : 3 5 ) 1,000 3
100 10.
1. 1,000
2. 3
3. 100
4. 3 100 11. 2
(1,000-100) 3 300 (3 x ) + 100 = 1,000 366 1. 2. 3. 4. 12 13( 3 6 )
12. ( 1) 4 11,15,9 10 45
10 ( 2) 4 45
1. 4 2. 4 3. 4 4. 4
13. ( 2) 4 21 3 1. 36 2. 39 3. 60 4. 69 2: 7 ( 14 20 3 21 )14. 144 168 96
15. 17 29.5 10 16. 40 17.
6 18.
19 20
18 4
8 8 19. 100 20.
2 2554: 2 62 B(20 ) 1 : 4 13
( 1-9 2 18 )1.
4,250
1 1,250
500
1. 12
2. 11
3. 8
4. 62.
5,909,050 3,755,0491. 5,000,000+3,000,000 =8,000,000
2. 5,900,000 +3,700,000=9,600,000
3. 5,900,000 + 3,800,000 = 9,700,000
4. 6,000,000 + 4,000,000 = 10,000,000
3.
1. 2. 3. 4. 4. 2557
1.314,310,909
2. 304,319,009
3. 34,310,909
4. 34,301,909 5. 14.30 . 2 50 15
1. 17.35 .
2. 17.20 .
3. 17.15 .
4. 17.05 .6. . , ,
1.
2.
3.
4. 7. 4
1. 1
2. 23. 3
4. 48. 29
1.
2.
3.
4. 9.
1. 2. 60% 3. 4. 10 11( 10 : 2 11 : 3 5 )
600 5 200 10.
1. 5
2. 200
3. 5 200
4. 600 11.
(600-200) 5 80
(5x ) +200 =600 160
1. 2. 3. 4. 12 13( 3 6 )
12. (1) 4 12,14,8 11 45 11 ( 2) 4 45
1. 4
2. 4
3. 4
4. 4
13. ( 1) 4 20 3
1. 64
2. 56
3. 36
4. 32 2: 7 ( 14-20 3 21 )14. 28.6 18 10
15. 3
6 16. 144 108 72 17. 45 18.
()
19 20
13
16 8 16 19. 100 20. 1 O-NET
1.1. 10,900,000 19,950,000
2.2. 187,601
3.4. 194,509 9 90,0000 0 90,000 0 = 90,000
4.1.6 60,000
9 900 60,000 900 = 59,100
5.3. 800,000 + 40,000 + 9,000 = 849,000
6.2.(1) (1) 450(2) (2) 1,870(3) (3) 210(4) (4) 990
7.4.259,000 257,700 = 1,300
257,700 256,400 = 1,300 1,300 256,400 1,300 = 255,100
8.3. 1. 3,552,2602. 3,631,8163. 21,201,5534. 3,085,744
9.3.1. 256,342 + 423,891 = 680,2332. 499,584 + 180,649 = 680,2333. 509,117 + 172,116 = 681,2334. 374,651 + 305,582 = 680,233
10.3. (1) (-)
(2) (+)
(3) (-)
(4) (+)
11.2.
(3) 342,176
282,153
342,176 282,153 = 60,023 (4) 21,870
38,153
21,870 + 38,153 = 60,023
12.1. DBE 90
13.3. FBG = DBE
14.4. CAF
15.3. DBF
16.3. 8 12 4
17.3. 452 231= 104,412104,412 26,103= 78,309
78,309 + 26,103= 104,412
18.2. 1. 7 21=(2. 792 8=(3. 21 15=(4. 943 5=(
19.2.(1) 2,898 63 = 46
(2) 2,891 59 = 49
(3) 3,969 81 = 49
(4) 5,092 67 = 76
20.2.15
200,000
200,000 15
= 13,333
21.4. 08.00 15.00 . 7 651 7 = 93
22.4.1 2
23.4. 1-3 1. 1. 80 40 2. 2. 50 5 3. 3. 50 50,000
24.4. 1 =400 10 =10 400
=4,000
25.3.1. ( 5 30 ) + ( 7 2.54 ) = 150 + 17.78 = 167.78 2. ( 1 100 ) + 60 = 1603.
= 1684. ( 5.5 30 )= 165
26.3. 100 100 + 100 = 200 100 3 200 3 + 3 = 6 6
27.4.
50
- 100
25
2500
2 500
28.1.
59
30017
500
41
800 3
600441,400441,40059300
41
800 3 1442,500146
500
29.1.1. 15 15
2. 5 5,000 5,000 3,000 3. 8,000 8 8 10 4. 3 3,000 6 3,000
30.4.
550
3
3 550 = 1,650 550 + 1,650 = 2,200
50
2,200 50=44
31.3. 1. 2. 4. 9 3. 7
32.4.1. = 9 8=812. = 6 6 = 36 3. = 5 7 = 35 4. = 4 6 = 24
33.1.
325
25
325 25 = 13
34.3.1526 15 26 = 390 44 390 = 1,560
35.2.1. 2. 3.
36.1.(3) (4)
(5) (5)
37.2.
38.3. 20 20.0 20.00 20
39.3.(1)
(2) (4)
(3) (5)
40.4.297,6001 60 60 297,600= 17,856,000
41.3.
12
12 12
11
48
24
42.3. 1 13201 13 20 =260 1 365
1 365 260 =105
43.2.1. 598,3232. 91,1443. 599,3874. 18,457 2. 91,144 20,000 100,000
44.1.
456 2 2 456 =912 912 2=456
45.2.
9,000
4,000
9,000 4,000 = 5,000
4
5,000 4 = 1,250
46.1.
0.8 40 40 0.8 = 50
47.
3. 48 18 48 + 18 = 66 = 48 66 = 3,168
48.
2. 0.85 +0.85 +1.5 +1.5 = 4.7
49.2. 5 500 500 4 = 125 125 125=15,625
50.3. 280 280 4 = 70 70 70 = 4,900
51.3. 1 = 4,500 2 =1,120 3 = 5,400 3
52.1.625= 48 =
= 625 48= 30,000
53.1. =25 50 30= 37,500 37,500 2= 18,750
54.1. 12, 12, 10 12 + 12 + 15 = 39 15 12 = 3
55.1.
30025300 25 = 12
56.2.=12 30 10
=3,600 12 = 3,600 12
=300
57.1. 1 1.
58.1.
59.3. 8 x=4 2 = 2 x= 1 4 1 = 3
60.2.6.56 5 = 0.5
7.05 5 =0.05 0.5 0.05 = 0.45
61.1.1.
2.
3.
4.
62.4.
41.50
53.75
95.254.95
90.30
63.2.
85.45
38.13
47.32 7.12
40.20
64.1. 800
2 %
800= 16
800 16= 784
65.2. 1,500 15 %
1,500 = 225 1,500 225 = 1,275
66.3. 5,000 35 %
5,000 = 1,750 5,000 + 1,750 = 6,750
67.4.1. 15
1 2.
3. 1 2 0 4. 1 2 1 1 1
68.1. 3 5 863,250 860,000
693. 5 15,500,000 16,000,000
70.3. 6 149,600,000 150,000,000
71.3. 3,265,103 3,300,000 5,601,576 5,600,000 5,600,000 3,300,000 = 2,300,000
72.2.A + 2 = 7
A = 7 2 = 5
B + 3 = 11
B = 11 3 = 8
C + 4 = 17
C = 17 4 = 13
A + B + C =5 + 8 + 13= 26
73.4.a 0.8= 2.40
a = 2.40 + 0.8
a= 3.2
74.2. [8 (7 a )] + 4 = 28 a = 4
1. 1. 8 (7 a) = 32 a = 3
2. 2. 7 a = 3 a = 43. 3. 6a 8 = 58 a = 114. 4. 8 a = 3 a = 5
75.2.= 2,502= 45=2,502 45
=55.6 56
76.3.100 24 4 4100 32 3 4
100 48 2 4 100 24,32 48 4
77.
1. ... 60,85 125
5)60 85125
121725
... 60,85 125 5
78.3. 5A + 10= 20
A=
A= 2
10A 7= (10 2 ) 7
= 13
79.1. ... 135 =
=
=
80.4.1.
2.
3.
4.
81.3.1.
2. 3 = 1
3.
4.
82.4. (
83.1. a = 16 1. (3 16 ) = 48
2. = 4
3. (2 16 ) 15 = 17 4. 16 12 = 4
84.3. 2=26
=26 + 2
=28 x
=32
85.1. ... 10,15 20 10= 5 2
15=5 3
... 5 3 2 2 = 60
20=5 2 2
60 9.00 .
86.4. 40 = 30 40 30 = 10 3 7
87.2.1. 2.
3.
4.
88.3.1,000 = 1
50= 0.050 1 50 = 1 + 0.050=1.050
89.2.1. 43.79
2. 43.295
3. 44.6
4. 43.16
90.1. 5 18.375 18.38
91.3.=
=10 20 6
=1,200
92.4. = 2r
=2 7
=44
93.1. =
= (72)
94.1.
6
30
[30 - (6 2)] 2 = 9
2
6 9 2 = 108
95.4. 5 %
5 100
22 22 = 440
440
96.2. 120 150 30
100 = 25
25
97.2. 8 %
92 100
3,680
= 4,000
98.3. 2 %
100 20
480 480 = 96
99.4. 15 %
100 15
5,700 5,700= 855
100.2. 12 %
100 12
1,380 1,380 = 165.6
166
2 O-NET 2553
2 O-NET 2554
(1)8,300 7,850 7,400 6,950 6,500
(2) 18,652 20,522 22,392 24,262 26,132
(3)4,360 4,150 3,940 3,730 3,520
(4) 20,771 21,761 22,751 23,741 24,731
(1) 145,915 78,610
(2) 45,671 21,715
(3) 210,763 371,401
(4) 19,990 9,875
(1) 145,915 78,610
(2) 45,671 21,715
(3) 342,176 282,153
(4) 21,870 38,153
(1) 2,898 63 = ((2) 2,891 59 = (
(3) 3,969 81 = ((4) 5,092 67= (
651 08.00 15.00 .
4 =1
20 =1
400 =1
1 =30
1 =2.54
1 =100
(1) QUOTE (2) QUOTE (3) QUOTE
(4) QUOTE (5) QUOTE (6) QUOTE
(1) 3.5 1.2 2.3 5.4 0.9
(2) 0.1 1.3 4.2 7.5 8.6
(3) 9.5 7.6 5.4 3.2 0.8
(4) 2.3 3.3 5.5 6.2 9.4
(5) 8.8 6.1 4.2 2.1 0.6
3
2
1
x
1,300
58
+
+
72
11
+
-
22. 43. 24.25. 3
6. 47.28.19.310.4
11. 212. 413.314.315.3
16.98 17.20
18.35
19. 5
20. 18
2554 : 1 62 A
1. 42. 33.34.25. 4
6. 17. 48.39.410. 4
11. 312. 213. 3
14. 24 15. 5,015
16. 60 17. 21
18. 175 19. 20
20. 72
1 62 A
1. 42.33.34.25.4
6. 17. 48.39.410.4
11. 312.213.3
14.24 15. 5,015
16. 60 17. 21
18. 175 19. 20
20. 72
2554 : 1 62 A
1. 42. 33.34.25. 4
6. 17. 48.39.410. 4
11. 312. 213. 3
14. 24 15. 5,015
16. 60 17. 21
18. 175 19. 20
20. 72
2554 : 1 62 A
1. 42. 33.34.25. 4
6. 17. 48.39.410. 4
11. 312. 213. 3
14. 24 15. 5,015
16. 60 17. 21
18. 175 19. 20
20. 72
2554 : 1 62 A
1. 42. 33.34.25. 4
6. 17. 48.39.410. 4
11. 312. 213. 3
14. 24 15. 5,015
16. 60 17. 21
18. 175 19. 20
20. 72
2554 : 1 62 A
1. 42. 33.34.25. 4
6. 17. 48.39.410. 4
11. 312. 213. 3
14. 24 15. 5,015
16. 60 17. 21
18. 175 19. 20
20. 72
2 62 B
1. 42. 33.24.35.1
6. 37.48.19.310.3
11. 412. 313.2
14. 5,148 15. 128
16. 36 17. 60
18. 71 19.32
20. 52
1