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Answers

Unit 01. About 1,000 Activity 2 P. 6~7
1 . a . Thousands Hundreds Ones
Tens

There are 1,000 cubes in this block. P. 2~3
1,000, 1,000 P. 4~5
5,000, 2,000, 3,000

Activity 1 27 5 3
2,000, 700, 50, 3
1 . a . Thousands Hundreds
2 . a . 1,003
Digit 7 4 b . 2,024
c . 4,007
Value 7,000 400 d . 5,186

Digit Tens Ones 3 . a . 3,461
Value 6 9 b . 5,028
60 9 c . 70
d . 6,000
7,469 e . 7,000+200+20+1
7,000, 400, 60, 9 f . 5,000+200+3
g . 8,000+900+20
seven, four, sixty-nine h . 6,000+80+4

b . Thousands Hundreds 4 . a. 60
b. 4
Digit 2 5 c . 5,000
d . 300
Value 2,000 500 e . 800
f . 80
Digit Tens Ones g . 10
Value 6 9 h. 5
60 9 i . 100

2,569
2,000, 500, 60, 9

two, five, sixty-nine

c . Thousands Hundreds

Digit 5 3

Value 5,000 300

Digit Tens Ones
Value 7 5
70 5

5,375
5,000, 300, 70, 5

five, three, seventy-five

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