Study

3.3 Rounding

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  • Round 8.2754 to 2 significant figures
    8.3
  • Round 9.428553 to 5 significant figures
    9.4286
  • Round 27.9 to the nearest 10
    30
  • Round 4.876 to 1 decimal place
    4.9
  • Find two numbers that round to both 0.7 to 1 significant figure and 0.70 to 2 significant figures
    𝑒. 𝑔. 0.7045 𝑎𝑛𝑑 0.698
  • Round 46 to the nearest 10
    50
  • Round 18.9 to 1 significant figure
    20
  • Round 1856702 to 3 significant figures
    1 860 000
  • Round 8835 to 1 significant figure
    9000
  • Round 0.7634 to 2 significant figures
    0.76
  • Round 184.35 to the nearest whole number
    184
  • Find two numbers that round to both 80 to 1 significant figure and 84 to 2 significant figures
    𝑒. 𝑔. 83.7 𝑎𝑛𝑑 84.2
  • 6.3761; tenths
    6.4
  • Round 72.153 to 2 decimal places
    72.15
  • Round 212 to 1 significant figure
    200
  • Round 0.000784 to 1 significant figure
    0.0008
  • Round 52 to 1 significant figure
    50
  • Round 243.725 to 4 significant figures
    243.7
  • Find two numbers that round to both 44.7 to 1 decimal place and 45 to 2 significant figures
    𝑒. 𝑔. 44.74 𝑎𝑛𝑑 44.667
  • Round 756 482 to 3 significant figures
    756 000
  • Round 0.00898 to 1 significant figure
    0.009
  • Round 56 to 1 significant figure
    60
  • 8.121; hundredths
    8.12
  • 1.495485; thousandths
    1.495
  • Round 84.99 to the nearest whole number
    85
  • Round 623 to 1 significant figure
    600
  • Round 19461 to 1 significant figure
    20000
  • Round 0.00245 to 1 significant figure
    0.002
  • Round 1875.4 to 3 significant figures
    1 880
  • Round 1.529 to 2 significant figures
    1.5
  • Round 0.919 to 1 significant figure
    0.9
  • Round 0.7288 to 1 significant figure
    0.7
  • Round 725 to 2 significant figures
    730
  • Round 23.64 to 2 significant figures
    24
  • Round 85.66 to 2 significant figures
    86
  • Round 13.375 to 1 decimal place
    13.4
  • Round 143 to the nearest 100
    100
  • Round 18.9 to the nearest whole number
    19
  • Round 0.8264 to 2 significant figures
    0.83
  • Round 2911 to 1 significant figure
    3000
  • 6.9788; tenths
    7.0
  • 1.7354948; hundred-thousandths
    1.73549
  • 9.3113; thousandths
    9.311
  • Round 0.00456289 to 5 significant figures
    0.0045629
  • Round 13.578 to 2 decimal places
    13.58
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