Sunday, 23 December 2012

Time


 







The Little Hand shows the Hours.
The Big Hand shows the Minutes.
The Second Hand shows the Seconds.





Quarter to Seven

Quarter Past Twelve
One O'clock
    
Half Past One
                        

Thursday, 20 December 2012

Volume of liquid


These are the most common measurement:
  • millilitres
  • litres

A litre is a bunch of millilitres put all together. In fact, 1 000 milllilitres makes up 1 litre:

1 litre = 1 000 millilitres

Wednesday, 5 December 2012

Activity: Discover Lengths

You will need:
  • A ruler (for smaller items)
  • A tape measure (for larger items)
  • Pen and paper
 Measure using millimeters (mm) or centimeters (cm). Try to do both if you can.

Fill In This Table

Measure the following items (including three others that you find):



Item
Guess
Actual
Paperclip


Teaspoon


Fork


Pencil


Chair seat


Chair back


Table


Door











 

Friday, 30 November 2012

Length

Measurement of length

measure of length image 

You can measure how long things are, or how tall, or how far apart they are.


Example: The fork is 20 centimeters long.





Unit of length

A meter is equal to 100 centimeters.
1 meter
1m = 100cm

The length of this guitar is about 1 meter.

Meters might be used to measure the length of a house, or the size of a playground.
 

Convert  the following measurement to the unit indicated:

Solution:
a. 8m = ______cm

    8m = 8 x 100cm
          = 800 cm


b. 320cm  = ____m_____cm

    320cm = 300 cm + 20cm
                   = 3m 20cm


Wednesday, 31 October 2012

大家一起来唱唱九九乘法表歌
Let's sing Multiplication Table Song!
九九乘法表
Multiplication Table