3,122 rounded to the nearest thousand is: 3,000. This is because the hundreds place value of "1" is less than 5. When rounding anything equal to or greater than 5 gets rounded up while anything below 5 rounds down.
438 rounded to the nearest hundred is 400. If rounded to the nearest thousand, it would be 0.
It is: 110
8.1
2000000
174.3
It is 4,100,000
438 rounded to the nearest hundred is 400. If rounded to the nearest thousand, it would be 0.
30,000
97,000
236.6
6790
83333
18.2
400
10.0
55
6.70