... KIERU GAKURYOKU, KIENAI GAKURYOKU: SANSU DE ISSHO KIENAI RONRI SHIKORYOKU O SODATERU HOHO

by Yasunari Tanaka

.

200.-

:

...

5-7 29 10110

. 0-2258-0320 (6 ), 0-2259-9160 (10 )

www.tpa.or.th/publisher/new

www.tpabookcentre.com

()

19 1858/87-90

- 10260

. 0-2739-8000, 0-2739-8222 0-2739-8356-9

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by... Yasunari Tanaka

... .

, .

. -- : (-),

2556.

224 .

1. -- ().

I. , . II. .

372.7044

ISBN 978-974-443-559-0

1 2556

. 0-2258-0320 1560, 1570

200

KIERU GAKURYOKU, KIENAI GAKURYOKU:

SANSU DE ISSHO KIENAI RONRI SHIKORYOKU O SODATERU HOHOby Yasunari Tanaka

Copyright 2008 by Yasunari TanakaOriginal Japanese edition published by Discover 21, Inc., Tokyo, Japan

Thai translation rights arranged with Discover 21, Inc., through InterRights, Inc., Tokyo, Japan

(-)

1 3 ......................... 1

.......................... 2 [1] .............................. 2 [2] 225

? ........................................ 8 [3] 1?... 10

................................................................ 12 [1] 2

.............................................. 12 [2] (+) ................... 15 [3] () ...................... 21 [4] () ..................... 26 [5] () ..................... 31 [6] (=) ................. 39 [7] .............................................. 41 [8] ............................................. 43 [9] ................................................. 44

[10] ............................................. 49 [11] .............................................. 52 [12] ............................................... 56 [13] ......................................... 59

62 [1] 3

...................................................................... 62 [2]

12 23 =

34 ....................... 65 [3] ()()=() .......................................... 72 [4] 3.14

33.141 .......................................... 74

4

................................................................... 77 1 .................. 77 2 .. 87 3

.............................................................. 89 4 ....................... 92

2 10 .............................................................. 99

................................................ 106

............................................................ 111

....................................................... 117

................................................. 122

.......................................... 129

..........................................135

.................................................... 141

.......................................................... 146

.......................................................150

...............................................153

................................159

3 .............. 161

...................... 163

.......... 169

................... 174

......................... 180

.............. 188

................................ 193

............................................................................200

14

?

15

1 3

[2] (+)

5

5

()

0

16

-

3 9

9 3

9 3

9 : 3

0 9

10, 11, 12 9 + 3 = 12()

9 + 3 = 12 (m)

9 + 3 = 12 (m)

9 + 3 = 12

+9

9 + 3

0 +9

9

9 m + 3 m

9 m + 3 m

0 9

9 m

9 m

12

+

3 m

3 m

( 3 9)

()

(+)

(=)

3 9

10 11 12

9 + 3 = 12

17

1 3

10,

11, 12

... ?

9 + 3 = 9 + 1 + 2

= 10 + 2

= 12

(9 3 )

(

18

)

.. 1,000

100

1,000 + 100 = 1,100

1,000 + 100 = 1,100

.. 300 1,000

100

300 + 100 = 400

19

1 3

( 9 3 )

2

12 100

100 + 12 = 112

10

100

100 cm3 + 10 cm3

100 cm3 + 10 cm3 110 cm3

(

)

()

65

1 3

[2] 12

23 =

34

1

66

( 32 )

67

1 3

12

23

= 1 32 3

2 23 2 ............ A

= 36

46 ...

12

36

23

46

6 12

23 3

4 6

3 4

3 4 = 34 ............ B

A B

=

2

1

68

12

23

= 36

46

= 3 46 6

=

341 =

34

1

12

23

= 36

46

= 3 46 6

= 34

1 1

()

1

()

69

1 3

32

23

= 1

1

12

23

= ( 12 32 ) (

23

32 )

= ( 12 32 ) (

23

32 )

= ( 12 32 ) (

11 11 )

= ( 12 32 ) 1

= 34

(

)