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Test: Rounding and approximation - Year 9 MCQ


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10 Questions MCQ Test Year 9 Mathematics (Cambridge) - Test: Rounding and approximation

Test: Rounding and approximation for Year 9 2024 is part of Year 9 Mathematics (Cambridge) preparation. The Test: Rounding and approximation questions and answers have been prepared according to the Year 9 exam syllabus.The Test: Rounding and approximation MCQs are made for Year 9 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Rounding and approximation below.
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Test: Rounding and approximation - Question 1

What is 3.114 rounded to 1 decimal place?

Detailed Solution for Test: Rounding and approximation - Question 1
The 1 is less than 50 so is rounded down
Test: Rounding and approximation - Question 2

What is 7,891 rounded to the nearest 1,000?

Detailed Solution for Test: Rounding and approximation - Question 2
7,891 is only 109 less than 8,000 but 891 more than 7,000
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Test: Rounding and approximation - Question 3

What is 450 rounded to the nearest 100?

Detailed Solution for Test: Rounding and approximation - Question 3
If a number is halfway between two values, round upwards
Test: Rounding and approximation - Question 4

What is 6,691 rounded to 1 significant figure?

Detailed Solution for Test: Rounding and approximation - Question 4

This is because 6,691 rounded to 1 significant figure becomes 7,000 when considering the significant digits rule and rounding conventions.

Test: Rounding and approximation - Question 5
What is 3.98 rounded to 1 significant figure?
Detailed Solution for Test: Rounding and approximation - Question 5
It's closer to 4 than to 3
Test: Rounding and approximation - Question 6
What is 1.784 rounded to 2 decimal places?
Detailed Solution for Test: Rounding and approximation - Question 6
The 4 is less than 5 so is rounded down
Test: Rounding and approximation - Question 7

Round 67 to the nearest ten.

Detailed Solution for Test: Rounding and approximation - Question 7

67 is closer to 70 than 60, so it rounds up to 70.

Test: Rounding and approximation - Question 8
What is 448 rounded to the nearest 100?
Detailed Solution for Test: Rounding and approximation - Question 8
It is closer to 400 than 500
Test: Rounding and approximation - Question 9

Round 154 to the nearest hundred.

Detailed Solution for Test: Rounding and approximation - Question 9

154 is closer to 200 than 100, so it rounds up to 200.

Test: Rounding and approximation - Question 10

Round 5.76 to the nearest whole number.

Detailed Solution for Test: Rounding and approximation - Question 10

5.76 is closer to 6 than to 5, so it rounds up to 6.

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