1.
Round 253 to the nearest tens.
Correct Answer
C. 250
Explanation
To round 253 to the nearest tens, we look at the digit in the ones place, which is 3. Since 3 is greater than or equal to 5, we round up the tens digit. Therefore, the tens digit becomes 5, and the ones digit becomes 0. Therefore, the correct answer is 250.
2.
Round 817 to the nearest hundreds.
Correct Answer
B. 800
Explanation
The number 817 is closer to 800 than it is to 900 when rounding to the nearest hundreds. Therefore, the correct answer is 800.
3.
What digit do you need to LOOK AT to round 462 to the nearest tens?
Correct Answer
C. 2
Explanation
To round 462 to the nearest tens, we need to look at the digit in the ones place. If the digit is 5 or greater, we round up, and if it is less than 5, we round down. In this case, the digit in the ones place is 2, which is less than 5. Therefore, we round down and the tens digit remains the same, which is 4.
4.
What is 296 rounded to the nearest hundreds?
Correct Answer
A. 300
Explanation
296, when rounded to the nearest hundreds, would be 300. This is because when rounding to the nearest hundreds, we look at the tens digit. If the tens digit is 5 or greater, we round up to the next hundred. In this case, the tens digit is 9, so we round up to 300.
5.
What is 781 rounded to the nearest tens?
Correct Answer
D. 780
Explanation
The number 781 is rounded to the nearest tens by looking at the digit in the ones place, which is 1. Since 1 is less than 5, the tens digit remains the same and the ones digit is changed to 0. Therefore, 781 rounded to the nearest tens is 780.
6.
Round 3,278 to the nearest thousand.
Correct Answer
A. 3,000
Explanation
To round 3,278 to the nearest thousand, we look at the digit in the hundreds place, which is 2. Since 2 is less than 5, we round down. Therefore, the nearest thousand is 3,000.
7.
Round 8,264 to the nearest hundred.
Correct Answer
D. 8,300
Explanation
To round 8,264 to the nearest hundred, we look at the tens digit. Since the tens digit is 6, which is greater than or equal to 5, we round up the hundreds digit. Therefore, the nearest hundred is 8,300.
8.
Take the number 2,794 and round it to the nearest ten.
Correct Answer
B. 2,790
Explanation
To round the number 2,794 to the nearest ten, we look at the digit in the ones place, which is 4. Since 4 is less than 5, we round down. Therefore, the tens digit remains the same, and the ones digit becomes 0. Hence, the rounded number is 2,790.
9.
If rounding 1,208 to the nearest hundred, what place value would you look at to make your decision?
Correct Answer
C. Tens
Explanation
When rounding 1,208 to the nearest hundred, we need to look at the tens place value to make our decision. The digit in the tens place is 0, which is less than 5. Therefore, we do not need to round up to the next hundred.
10.
Round the number 5,631 to the nearest hundred.
Correct Answer
D. 5,600
Explanation
To round the number 5,631 to the nearest hundred, we look at the tens digit, which is 3. Since 3 is less than 5, we round down. Therefore, the hundreds digit remains the same and the remaining digits become zeros. Hence, the rounded number is 5,600.