Rounding Quiz
Questions: 16 · 10 minutes
1. A measurement of 8.46 meters must be reported with one digit after the decimal point. Which value should be recorded?
8.4 meters
8.46 meters
8.5 meters
9.0 meters
2. A hall recorded 237 attendees. About how many is that when expressed to the nearest ten?
200
230
240
237
3. A town reports a population of 1,251. Which figure gives that population to the nearest hundred?
1,200
1,250
2,000
1,300
4. A calculation produces 3.14159, but the final answer may contain only three decimal places. Which result is appropriate?
3.140
3.141
3.142
3.150
5. To estimate 198 + 304, you first replace each number with its nearest hundred. What estimate results?
500
400
502
600
6. Only one of these values is represented by 320 when using the nearest ten. Which one is it?
314
315
325
329
7. A package weighs 4.74 kilograms. A form accepts weights only to the nearest tenth of a kilogram. What should be entered?
4.74 kilograms
4.7 kilograms
4.8 kilograms
5.0 kilograms
8. Which value best represents 2,149 to the nearest thousand?
2,000
2,150
3,000
2,100
9. A sign abbreviates 18,650 visitors as 19,000. Which place value was used for rounding?
Nearest thousand
Nearest hundred
Nearest ten
Nearest ten thousand
10. When rounding 47 to the nearest ten, which part of the number tells you whether to keep 40 or change it to 50?
The ones digit, 7
The tens digit, 4
The difference between 7 and 4
The total of the two digits
11. A value of 12.995 is being recorded to two decimal places. What should the record show?
12.99
13.00
12.90
13.01
12. A container holds 6.72 liters. What whole-liter amount is nearest to its actual contents?
6 liters
6.7 liters
7 liters
7.2 liters
13. Using the rule that a 5 rounds up, which number becomes 500 when expressed to the nearest hundred?
601
449
550
450
14. The exact number 681 is approximated to the nearest hundred. How far is the resulting value from 681?
1
19
20
81
15. To express 0.084 with exactly two decimal places, which value should you use?
0.1
0.084
0.09
0.08
16. A report lists 76,499 units. Which approximation gives this total to the nearest thousand?
76,500
77,000
76,400
76,000