### Home > MC1 > Chapter 6 > Lesson 6.3.1 > Problem6-121

6-121.

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

1. Begin by multiplying $x$and $y$ to fill the product box.
$0.5 · 0.4 = 0.2$

Then add $x$ and $y$ together to fill the sum box.
$0.5 + 0.4 = 0.9$

1. Follow the steps as outlined in part (a).

1. You will know you are right when the product is equal to $−49$.

Add $x$ and $y$ to complete the sum box.