### Home > CCA > Chapter 2 > Lesson 2.3.1 > Problem 2-83

2-83.

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

−1 + ? = 10

2-83.

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

−1 + ? = 10