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Home > MC1 > Chapter 3 > Lesson 3.1.2 > Problem 3-20

3-20.

Copy and complete each of the Diamond Problems below. The pattern used in the Diamond Problems is shown at right. Homework Help ✎

  1. 3-20 (a)  

    You'll know you've found the right number when the product equals .

    3-20 (a) HW Answer

    Remember to find the sum once you have found the other number.

  1.   3-20 (b)

    Use the pattern to complete the diamonds in parts (b) and (c).

    3-20 (b) HW Answer

  1. 3-20 (d)

    Use the pattern to complete the diamonds in parts (b) and (c).

    3-20 (c) HW Answer

  1. 3-20 (d)

    Try using the number 10 as one of the side numbers. What happens?