The Number Devil

Have you ever wondered what a short cut is for writing 1 X 1 X 1 is? 1^3 – One to the third power. What are triangle numbers? They are 1, 3, 6, 10, 15, 21 . . . 3-1 =2, 6-3=3, 10-6=4, 15-10=5 . . . they are patterns.

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