Numeracy Worksheet - Castlebrae Community High School - 2012 Page 14

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FHS Numeracy
Division
contents page
You should be able to divide by a single digit or by a multiple
of 10 or 100 without a calculator.
Written Method
Example 2
There are 192 pupils in first year, shared equally between 8 classes.
Level 2
How many pupils are in each class?
2 4
3
8 1 9
2
There are 24 pupils in each class
Example 3
Divide 4.74 by 3
Level 2
When dividing a decimal by a whole number, the
1 . 5 8
decimal points must stay in line.
1
2
3 4 .
7
4
Example 4
A jug contains 2.2 litres of juice. If it is poured evenly into 8
glasses, how much juice is in each glass?
Level 2
0 . 2 7 5
If you have a remainder at the end of a
2
6
4
8 2 .
2
0
0
calculation, add a zero onto the end of the decimal
and continue with the calculation. 2.20 is the same
as 2.2. Continue to add 0’s as required.
Each glass contains 0.275 litres
Example 5
Divide 575 by 4
Level 3
1 4 3. 7 5
1 1 3 2
4 5 7 5. 0 0
If there is no decimal point then put the point in place before you add
the first zero. 575.0 is the same as 575.
Continue to add 0’s as required.
14
L Watson 2012

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