Answer:
Positive is 1
Negative is-1
Step-by-step explanation:
Answer:

Step-by-step explanation:
You need to add the amount Shawna & Ryan ate together, then subtract it from 1 to find the amount of pizza that was left for Dominic to eat.
+
= ?
Make all the denominators the same to add fractions.
is 
is 
+
= 
1 -
= 
Answer:
$241009.50
Step-by-step explanation:
35.50*3247=115268.50
35.50*3542=125741.00
+________
241009.5
Answer:
Step-by-step explanation:
SIMPLE 30 X 30