Question

Medal
A family has a mortgage payment of $811.99, a Visa bill of $217.02, and an electric bill of $87.20.
(a) Calculate the exact amount of the three payments.
$

(b) Round the numbers to the nearest hundred and use estimation to determine whether the sum you calculated is reasonable.
$

Answer 1

aren't you being asked to add them?

Answer 2

http://www.wolframalpha.com/input/?i=811.99%2B217.02%2B87.20

Answer 3

yes i understand part a you add them up but i dont understand part b

Answer 4

round each to the nearest hundred

Answer 5

\[800+200+100\]add those

Answer 6

1100

Answer 7

ok

Answer 8

close to the real answer is all they are asking
yes, it is reasonable

Answer 9

so part b is 1100

Answer 10

yes

Answer 11

okay thank you