Find the Pattern
View the Lesson | MATHguide homepage Updated December 11th, 2016


Status: Waiting for your response.

aba ◆ b
1-1  -1
31  5
02  4
40  4
23  8
    The objective is to understand how this ◆ operation works. Examine the table to the left and determine how 'a' and 'b' are used to calculate a ◆ b. If the table is insufficient for determining how this operation works, use the bottom left-side of this page. Once you understand how the operation works, use the bottom right-side of this page.

    Keep calculating until you understand how this ◆ operation works.



If you do not fully understand this ◆ operation, enter two values below and press 'Test.' It will tell you more about this operation.



If you think you understand this ◆ operation, enter the solution to this problem and press 'Check.'

13 ◆ 13 =