Scott has $82.50 in his checking account after he wrote checks to pay bills for $37.96, $52.00, $12.26, and $96.36. how much was in his checking account before he paid his bills

If im correct its $281.08

Step-by-step explanation:

So i added all the numbers

$37.95+$52.00 (etc.)

Then i added the first number to the total

$82.50+$198.58 ( those are all the numbers i added at the beginning.)

Then it should equal $281.08

He had $281.08 before he paid his bills.

part d

step-by-step explanation:

theresa talked her parents into getting sd cards for her phone and her brother’s phone. inserting an sd card into a phone gives it more storage. they both get 8-gigabyte sd cards. how many bits of storage come with each sd card? type your answer in both scientific and standard notation.