3,000
There are 1000 millimetres in one metre. Therefore, 3.23 metres is equal to 3.23 x 1000 = 3230 millimetres.
736 to the nearest 1000, is 1000.
1000
1000
1000
1000
1000
1000
1000
It is: 500 to the nearest 100 but zero to the nearest 1000
To the nearest ten, 980 To the nearest hundred, 1000