# fractions 23

Document Sample

```					By M.Veerasakdi
2 3         4 3
           
5 5         7 7

3 1    3 1   2     3 2
                 
4 2    4 2   2     4 4
1
4
Try some

1 2    1 2   2   1 4
                       5
4 2    4 2   2   4 4       4
1
1
4
3 1    3 1   2   3 2
               
4 2    4 2   2   4 4
1
4
Apples and Oranges
• The things you add have to be the same size

3 2
 
4 3
9 8 17
 
12 12 12
5
1
12
Find the value of objects

1
of 4       1
4

3
of 12     9
4
Fraction Quiz
Page 122 :    Exercise 7.8

1. Kiet’s school is 2 1 km. from his house.
2
He cycles this distance daily . One day, his
cycle tyre got punctured after he had gone
1
1 km. What was distance he had to walk ?
4
5   5
Symbolic Sentence :      ?
2   4

2. Alan wanted to buy a box of coloured
1
crayons. He only had ฿ 3 . His father gave
1                2
him฿ 5 4 . How much money did he have now ?

Symbolic Sentence :      21   7
   ?
4    2

1
3. Joe bought1
4  metres of cloth from one
1
shop and 2 4 metres of cloth from another.
What length of colth did he buy in all ?

Symbolic Sentence :      5   9
   ?
4   4

4. Tom’s mother had 4 apples. She gave each
one of Tom’s three friends half an apple to
eat. How much of the 4 apples remained ?

Symbolic Sentence :           3
4   ?
2

5. Paul and Dave ran a 100m race. Paul
1
clocked 17 seconds and Dave clocked
1       5
5 seconds. How much longer did Paul
15
take ?
Symbolic Sentence :     86   76
    ?
5   5