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Rounding Decimals: Extension

Quiz by Gladys Ang

Primary 4
Mathematics
Singapore Syllabus

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10 questions
Show answers
  • Q1
    A number when rounded to 1 decimal place is 2.1. What is the number?
    2.091
    2.049
    2.151
    2.17
    120s
    Decimals up to 3 decimal places 1.6
  • Q2
    A number when rounded to the nearest whole number is 10. What is the number?
    11.001
    9.499
    9.501
    10.501
    120s
    Decimals up to 3 decimal places 1.6
  • Q3
    A number when rounded to the hundredths place is 4.10. What is the number?
    4.095
    4.019
    4.105
    4.151
    120s
    Decimals up to 3 decimal places 1.6
  • Q4
    A number when rounded to the nearest whole number is 100. What is the number?
    101.001
    99.499
    100.499
    98.508
    120s
    Decimals up to 3 decimal places 1.6
  • Q5
    A number when rounded to 1 decimal place is 31.0. What is the number?
    30.951
    30.489
    31.067
    30.288
    120s
    Decimals up to 3 decimal places 1.6
  • Q6
    A number when rounded to 2 decimals places is 15.20. What is the number?
    15.241
    15.207
    15.123
    15.196
    120s
    Decimals up to 3 decimal places 1.6
  • Q7
    A number when rounded to the tenths place is 31.9 . What is the number?
    31.951
    31.973
    31.849
    31.896
    120s
    Decimals up to 3 decimal places 1.6
  • Q8
    A number when rounded to the nearest whole number is 87. What is the number?
    86.499
    86.252
    87.502
    87.099
    120s
    Decimals up to 3 decimal places 1.6
  • Q9
    A number when rounded to the hundredths place is 6.00. What is the number?
    5.995
    6.005
    6.109
    5.989
    120s
    Decimals up to 3 decimal places 1.6
  • Q10
    A number when rounded to the tenth place is 91.2. What is the number?
    91.271
    91.151
    91.259
    91.149
    120s
    Decimals up to 3 decimal places 1.6

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