MEP Book 3a
Page 80 Review Questions
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Round the lengths given in millimetres to the nearest centimetre.
Follow this pattern:
(i) Round the amount (in millimetres) to the nearest ten
(ii) Convert this amount to centimetres by dividing by ten
         658mm 660mm = 66cm

(a) mm mm
= cm
(b) mm mm
= cm
(c) mm mm
= cm
(d) mm mm
= cm

Place the numbers below at their approximate place on the number line.

A red box around one of the letters indicates the currently selected number.
To select a different number, click on the letter above the number you want.

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(a) Complete the table below.
Number Rounded to
nearest 10
Rounded to
nearest 100
(b) List all the three-digit whole numbers for which both the following statements are true:
       · When you round it to the nearest ten, the tens digit is 5.
       · When you round it to the nearest hundred, the hundreds digit is also 5.
(b) Enter the numbers like this:

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Produced by A.J. Reynolds September 2004