Answer:
Mary and Duke have 3,172 stamps altogether
1,364 + 1,808 = 3,172
Step-by-step explanation:

Answer:
3 3/5 =x
3 .6 =x
Step-by-step explanation:
6/5 = x/3
Use cross products
6*3 = 5*x
18 = 5x
Divide each side by 5
18/5 = 5x/5
18/5 =x
3 3/5 =x
The answer for <span>2.85 centimeters in expanded form is </span>2 centimeters+ .85 centimeters= 2.85 centimeters