Addition and Subtraction Fact Family Triangle
Addition and Subtraction Family Fact Triangle
Fact Triangles group together families of related
arithmetic facts, called Fact Family.
Example1: Fact Triangle
The Fact Family for this
Triangle is
3 + 4 = 7
4 + 3 = 7
7 - 4 = 3
7 - 3 = 4
The largest number is always on top under the asterisk ( * )
Example2: Fact Triangle
