Page 181 - NUMINO TB_2B

2B ˙ · (2–‡) 2011.3.226:50PM ˘ ` 170

Activity 1 P. 32~34 , 65
25 25 10 5
1. a. 2 b. 4 c . 16

2 . 2, 2, 4

4, 8, 16

3 . b . more than 1 liter

c . less than 1 liter , 60

d . more than 1 milliliter 25 10 10 10
5
Activity 2 P. 35
1 . b . ounce
c . pound Activity 1 P. 42~43
d . ounce e . pound
f . ounce g . ounce d . 74
h . pound
1 . b . 33 c . 75

2 . a . 19 , 20 , 25 , 8

Activity 4 P. 38~39 b . 30 , 40 , 50 , 22
1 . b . 80,
c . 75 , 100 , 35

c . 34, Activity 2 P. 44~45
d . 2, 1. b. 10 10 10

25 5

c. 25 25 10 10

25

11 511

d . Sample Answer

Unit 21. Who Has More Money? 25 10 10 10 25
10 5 55
P. 40~41
10 , 20 , 25 , 30 , 35 , 36 , 36 2. a. 5 , 5 , 5
10 , 20 , 30 , 35 , 36 , 37 , 37
b . 10 , 5 , 5
170
5 ,5 ,5 ,5
10 , 5 , 1 , 1 , 1 , 1 , 1