Page 142 고등학교 실용 수학 교과서

(2) < 1> < 2>
3 -1 + 0 + 2 + (-1) + 0 = 0
3 (-1)€+0€+2€+(-1)€+0€
(2) =1 2
< 1> 5
< 2> (4 125) æ;5^;=1 095y
7 1

3

(1) A

B

6 A
(2) A
1 1 2 2 3 5 5 5
24
=3
8
B
2 2 3 3 3 3 4 4
24
=3
8
2 p. 112-116 A
4+4+1+1+0+4+4+4 22
1 Ƙ =Ƙ =1 6y
8 8
(i) A
B
10-6=4 1+1+0+0+0+0+1+1 4
Ƙ =Æ =0 7y
8 8
|6-8|€+|6-8|€+|7-8|€+|9-8|€+|10-8|€ A
+|10-8|€=18
(ii) B
9-7=2
4

m=50 s=9
|7-8|€+|8-8|€+|8-8|€+|8-8|€+|8-8|€

+|9-8|€=2
1 68
2
2 59 _68
(1) 17 18 20 17 18
3 41 _59
17+18+20+17+18
=18
5 4 32 _41
5 32
17 18 20 17 18 (1) 75 1
1 0 2 1 0 (2) r32 41 s 4

140

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