Answer:
$616
Step-by-step explanation:
When you add all the values that were added to his account, he added $3,089.When you add all the values that he wrote checks for (subtracted), he took out $2,473. When you subtract 2,473 from 3,089, you get 616, which is how much money is left in his account.
Answer:
A and D have whole grid squares that are the same size and aren't over lapping
C has overlapping grid squares making it hard to count
B can't be used to find area because some of the grid squares are different sizes
You still could use B because four of the smaller squares seems to be equivalent to one of the larger squares
Step-by-step explanation: