Question

Medal
First add the numbers to get the exact answer. Then round the numbers to the nearest ten-thousand, and use estimation to determine whether the sum is reasonable.
543,505
98,788
7,474
73,247
+ 173,469
?calculated
?estimated

Answer 1

so whats the sum?

Answer 2

896483

Answer 3

ok round it to the nearest ten thousand

Answer 4

906483

Answer 5

ok

Answer 6

it should be 900000

Answer 7

6483 should be zero already, co'z you already rounded it off

Answer 8

ok do the calculated answer is 896,483 and estimated is 900,000

Answer 9

yea

Answer 10

that's it

Answer 11

ok thank you