Bingo
Bingo

6, 8, 12, 20, 21, 52 , 100, 200 ,32, 41,
6, 8, 12, 20, 21, 52 , 100, 200 ,32, 41,
400, 900, 17, 25, 10 .
400, 900, 17, 25, 10 .

400
900
8
20
Friday, October 26
th
, 2007
Unit4: BIG OR SMALL ?
Lesson 2 : (A3,4)

Unit4: BIG OR SMALL ?
400
students
900
students
8
classrooms
20
classrooms
Lesson 2 (A3,4)