Rounded both to the nearest hundred and thousand, 48 is approximately equal to 0.
1048 to nearest hundred is '1000'. NB Remember 1000 is ten hundreds. Remember too, you move 48 places back to 1000, and 52 places to 1100.
48 to the nearest hundred is zero.
736 to the nearest 1000, is 1000.
0.048
Oh, dude, 48 rounded to the nearest one is... 48. Yeah, it's already a whole number, so no need to change anything. It's like asking if you want a slice of pizza when you already have a whole pie.
1000
1000
1000
1000
1000
1000