Answer:
-6
Step-by-step explanation:
She added a negative number with a positive number
-3.3+(-2.7)= -3.3-2.7 = -6
Maureen probably did 3.3-2.7 instead of -3.3-2.7.
Hope this helps!!!
4
all you have to do is divide 12 by 3
Jack has 28 cards.
To double 14, multiply 14 times 2. 14x2=28