Teaching Algebra with Manipulatives

Integer Models Summary
There are two types of integers tiles.
1 1
A zero pair is formed by pairing one positive integer tile and one negative
integer tile.
1 1
0
You can remove or add zero pairs to a set without changing the value of
the set.
Remove 4 zero pairs.
1 1 1 1
1 1 1 1
1 1 1 1 1
1 1 1 1
1
5 (4) 1 1 1 1
1 (1) (1) (1) (1)
1 [1 (1)] [1 (1)]
[1 (1)] [1 (1)] 1
Add 2 zero pairs.
1
1
1
1
1 1 1
1 1 1
3
3 [1 (1)] [1 (1)] 3
© Glencoe/McGraw-Hill 12 Teaching Algebra with Manipulatives