Page 173 - NUMINO TB_3B

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Unit 17. Customary Units of Length 3 . yards 1 23
3 69
P. 2~3 feet 36 72 108
inches
b. 3
50 miles + 20 miles = 70 miles a . 36
50 miles + 60 miles = 110 miles d . 72
87 miles 50 miles = 37 miles c. 9
60 miles 20 miles = 40 miles
4 . 48 in.
Activity 1 P. 4~5
72 in.
60 in.
50

1 . b . yard c . inch

d . inch e . inch Activity 4 P. 10~11
1 . a . 8 ft 9 in.
2 . a . 8 feet b . 11 ft 10 in.
c . 10 ft 2 in. d . 8 ft
b . 3 feet, 7 inches e . 8 ft 1 in. f . 11 ft 5 in.
2 . a . 3 ft 3 in. b . 3 ft 7 in.
c . 3 yards, 6 feet, 10 miles c . 1 ft 11 in. d . 3 ft 10 in.
e . 3 ft 8 in. f . 2 ft 8 in.
Activity 2 P. 6~7

1. a. 2 b. 1
2

c. 1 1 d. 1 1
2 4

2 . feet 3 4 Unit 18. Metric Units of Length
36 48
inches

a . 12 b. 2 P. 12~13
c . 36 d. 4 Have students freely express 1 m using their
body parts. As an example, one can make a big
Activity 3 P. 8~9 circle that has a diameter of 1 m using their arms.
1 . yards
3 4 300, 4, 800
feet 9 12
m, cm, m
a. 9 b. 1 cm, cm
c. 6 d. 4
2 . a . 1, 2 b . 1, 1 16, 47
c . 7, 6 d . 11, 9
215, 682
3, 59, 7, 34

Activity 1 b . 1, 4, 10 P. 14~15
1 . a . 4, 70 e . 8, 30
c . 1, 6, 20
d . 5, 70

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