The problem asks us to round each given number to the nearest hundred. The digit after the underlined digit determines whether to round up or down. Digits 0-4 mean the underlined digit stays the same, and digits 5-9 mean the underlined digit rounds up. All digits after the underlined digit become zero.

ArithmeticRoundingEstimationNumber Sense
2025/4/24

1. Problem Description

The problem asks us to round each given number to the nearest hundred. The digit after the underlined digit determines whether to round up or down. Digits 0-4 mean the underlined digit stays the same, and digits 5-9 mean the underlined digit rounds up. All digits after the underlined digit become zero.

2. Solution Steps

* For 36,249, the underlined digit is

2. The next digit is

4. Since 4 is less than 5, we round down. The number becomes 36,

2
0
0.
* For 67,659, the underlined digit is

6. The next digit is

5. Since 5 is 5 or greater, we round up. The number becomes 67,

7
0
0.
* For 96,412, the underlined digit is

4. The next digit is

1. Since 1 is less than 5, we round down. The number becomes 96,

4
0
0.
* For 452,767, the underlined digit is

7. The next digit is

6. Since 6 is 5 or greater, we round up. The number becomes 452,

8
0
0.
* For 89,401, the underlined digit is

4. The next digit is

0. Since 0 is less than 5, we round down. The number becomes 89,

4
0
0.
* For 53,877, the underlined digit is

8. The next digit is

7. Since 7 is 5 or greater, we round up. The number becomes 53,

9
0
0.
* For 49,239, the underlined digit is

2. The next digit is

3. Since 3 is less than 5, we round down. The number becomes 49,

2
0
0.
* For 5,997, the underlined digit is

9. The next digit is

9. Since 9 is 5 or greater, we round up. The number becomes 6,

0
0
0.

3. Final Answer

36,249 rounds to 36,
2
0

0. 67,659 rounds to 67,

7
0

0. 96,412 rounds to 96,

4
0

0. 452,767 rounds to 452,

8
0

0. 89,401 rounds to 89,

4
0

0. 53,877 rounds to 53,

9
0

0. 49,239 rounds to 49,

2
0

0. 5,997 rounds to 6,000.

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