PN.1, SEC 2, Decimal rounding
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Question 1 of 25
1. Question
Topic: Decimal Rounding
What is 48.6666 feet rounded to 1 decimal place?
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feet
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🔍 Hint: To round to one decimal place, look at the number immediately following the decimal place you are focusing on. If this number is 5 or higher, round up. For 48.6666, the number to the right of the decimal place is 6, so you round up. 🧐
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Question 2 of 25
2. Question
Topic: Addition and Rounding
Use your calculator to add 3.14 and 6.287.
Give your answer to 2 decimal places.
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💡 Hint: Use the addition (+) button on your calculator. Check each number’s place value for rounding.
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Question 3 of 25
3. Question
Topic: Decimal Rounding
What is the weight of 3.492 kilograms rounded to 1 decimal place?
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kilograms
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🔍 Hint: To round to one decimal place, look at the number immediately following the decimal place you are focusing on. If this number is 5 or higher, round up. For 3.492, the number to the right of the decimal place is 4, so you round up. 🧐
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Question 4 of 25
4. Question
Topic: Multiplication and Rounding
Use your calculator to multiply 4.75 × 2.69.
Give your answer to 2 decimal places.
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💡 Hint: Use the multiplication (×) button on your calculator. Check each number’s place value for rounding.
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Question 5 of 25
5. Question
Topic: Decimal Rounding
How much is £689.455 rounded to 2 decimal places?
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£
CorrectIncorrectHint
🔍 Hint: To round to two decimal places, look at the digit right after the hundredths place. If this digit is 5 or higher, round up. For £689.455, the number to the right of the hundredths place is 5, so you round up. 🧐
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Question 6 of 25
6. Question
Topic: Decimal Rounding
What is the temperature of 98.376 degrees Celsius rounded to 1 decimal place?
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degrees Celsius
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🔍 Hint: To round to one decimal place, look at the number immediately following the decimal place you are focusing on. If this number is 5 or higher, round up. For 98.376, the number to the right of the decimal place is 7, so you round up. 🧐
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Question 7 of 25
7. Question
Topic: Decimal Rounding
Round 12.6433 minutes to 2 decimal places.
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minutes
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🔍 Hint: To round to two decimal places, focus on the digit right after the hundredths place. If this digit is 5 or higher, round up. For 12.6433, the number to the right of the hundredths place is 3, so you leave it. 🧐
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Question 8 of 25
8. Question
Topic: Decimal Rounding
How much is 5.7182 barrels of oil rounded to 2 decimal places?
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barrels
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🔍 Hint: To round to two decimal places, focus on the digit right after the hundredths place. If this digit is 5 or higher, round up. For 5.7182, the number to the right of the hundredths place is 8, so you round up. 🧐
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Question 9 of 25
9. Question
Topic: Decimal Rounding
What is 367.48296 miles rounded to 2 decimal places?
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miles
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🔍 Hint: To round to two decimal places, focus on the digit right after the hundredths place. If this digit is 5 or higher, round up. For 367.48296, the number to the right of the hundredths place is 2, so you leave it. 🧐
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Question 10 of 25
10. Question
Topic: Decimal Rounding
What is 0.15895 liters rounded to 2 decimal places?
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litres
CorrectIncorrectHint
🔍 Hint: To round to two decimal places, focus on the digit right after the hundredths place. If this digit is 5 or higher, round up. For 0.15895, the number to the right of the hundredths place is 8, so you round up. 🧐
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Question 11 of 25
11. Question
Topic: Decimal Rounding
What is the depth of 22.7891 inches rounded to 2 decimal places?
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inches
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🔍 Hint: To round to two decimal places, focus on the digit right after the hundredths place. If this digit is 5 or higher, round up. For 22.7891, the number to the right of the hundredths place is 9, so you round up. 🧐
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Question 12 of 25
12. Question
Topic: Decimal Rounding
What is 163.297 litres rounded to 1 decimal place?
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Litres
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🔍 Hint: To round to the nearest decimal, focus on the digit right after the desired place value and use the partition line method. Remember, if it’s 5 or more, you round up the previous number. For instance, in the number 163.297, position your partition after the first digit following the decimal point, making it 163.2|97. If unsure about place values, revisit the tutorial videos in the “Learn” section. 🧐
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Question 13 of 25
13. Question
Topic: Decimal Rounding
Round 55.555 nautical miles to 2 decimal places.
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nautical miles 🚢
CorrectIncorrectHint
🔍 Hint: To round to two decimal places, focus on the digit right after the hundredths place. If this digit is 5 or higher, round up. For 55.555, the number to the right of the hundredths place is 5, so you round up. 🧐
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Question 14 of 25
14. Question
Topic: Decimal Rounding
How much is £54.7864 rounded to 2 decimal places?
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£
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🔍 Hint: To accurately round to two decimal places, observe the third decimal digit after your target precision. If this digit (the one right after the second decimal) is 5 or higher, you will increase the second decimal by one. For £54.7864, visualize it as £54.78|64. Remember, if you’re unsure about the placement, the “Learn” section videos can help clarify! 🧐
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Question 15 of 25
15. Question
Topic: Decimal Rounding
How much is £3040.768 rounded to 2 decimal places?
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£ 💷
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🔍 Hint: To round to two decimal places, focus on the digit right after the hundredths place. If this digit is 5 or higher, round up. For £3040.768, the number to the right of the hundredths place is 8, so you round up. 🧐
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Question 16 of 25
16. Question
Topic: Decimal Rounding
What is the length of 82.139 meters rounded to 3 decimal places?
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meters
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🔍 Hint: To round to three decimal places, position the partition right after the third decimal place. For 82.139, since there’s no digit after the third decimal place to consider, it stays as 82.139. If unsure about how to place the partition line or about decimals, review the tutorial videos in the “Learn” section. 🧐
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Question 17 of 25
17. Question
Topic: Decimal Rounding
What is 6.7793 cubic meters rounded to 2 decimal places?
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cubic meters 📦
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🔍 Hint: To round to two decimal places, focus on the digit right after the hundredths place. If this digit is 5 or higher, round up. For 6.7793, the number to the right of the hundredths place is 9, so you round up. 🧐
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Question 18 of 25
18. Question
Topic: Decimal Rounding
Round 0.9995 seconds to 2 decimal places.
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seconds
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🔍 Hint: Think of rounding 0.9995 seconds to two decimal places as if dealing with money, like rounding £0.9995. Here, each digit represents pennies and pounds at different scales. By placing a partition line right after the second decimal (0.99|95), we determine the need to round up based on the digit right after the partition. Explore more about this in the “Learn” section’s tutorials on decimals! 🧐
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Question 19 of 25
19. Question
Topic: Decimal Rounding
Round the distance of 0.000056784 parsecs to 4 decimal places?
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parsecs 🌌
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🔍 Hint: To round to four decimal places, focus on the digit right after the fourth decimal place. If this digit is 5 or higher, round up. For 0.000056784, the number to the right of the fourth decimal place is 5, so you round up. 🧐
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Question 20 of 25
20. Question
Topic: Decimal Rounding
What is 7.4652 gallons rounded to 1 decimal place?
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gallons
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🔍 Hint: To round to one decimal place, look at the number immediately following the decimal place you are focusing on. If this number is 5 or higher, round up. For 7.4652, examine the second decimal (6) to decide how to round the first decimal (4). 🧐
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Question 21 of 25
21. Question
Topic: Rounding to Whole Numbers
Use your calculator to work out 0.825 × 1.3.
Give your answer to 1 decimal place.
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💡 Hint: Remember to check each number’s place value to determine rounding. Use the calculator for precision.
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Question 22 of 25
22. Question
Topic: Decimal Rounding
What is £135.768 rounded to 2 decimal places?
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£
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🔍 Hint: To round to two decimal places, focus on the digit right after the hundredths place. If this digit is 5 or higher, round up. For £135.768, examine the third decimal (8) to decide how to round the second decimal (6). 🧐
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Question 23 of 25
23. Question
Topic: Rounding to Whole Numbers
Use your calculator to work out .
Give your answer to 2 decimal places.
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💡 Hint: To find the square root, use the √ button on your calculator. Check each number’s place value for rounding.
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Question 24 of 25
24. Question
Topic: Decimal Rounding
Round 25.8345 milliliters to 2 decimal places.
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millilitres
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🔍 Hint: To round to two decimal places, focus on the digit right after the hundredths place. If this digit is 5 or higher, round up. For 25.8345, examine the third decimal (4) to decide how to round the second decimal (3). 🧐
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Question 25 of 25
25. Question
Topic: Division
Use your calculator to work out 12.6 ÷ 2.4.
Give your answer to 1 decimal place.
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💡 Hint: Use the division (÷) button on your calculator. Check each number’s place value for rounding.
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