Sunday 4 November 2018

N5-L5 Whole Numbers Practice : Factors and Multiples

To achieve learning Outcome of understanding:                     
1. Factors and Multiples

(Part 1) TEACHING(10-15mins)                                             Start Time:                          End Time :

(Part2) Core PRACTICE (15-25mins)
Tutor: Please observe and ensure that the student follows the method/step. 
(I) Multiplication Tables (~5mins)                      Start Time:                            
3x2=
4x2=
5x2=
6x2=
7x2=
8x2=
9x2=
12x2=
3x3=
4x3=
5x3=
6x3=
7x3=
8x3=
9x3=
12x3=
3x4=
4x4=
5x4=
6x4=
7x4=
8x4=
9x4=
12x4=
3x5=
4x5=
5x5=
6x5=
7x5=
8x5=
9x5=
12x5=
3x6=
4x6=
5x6=
6x6=
7x6=
8x6=
9x6=
12x6=
3x7=
4x7=
5x7=
6x7=
7x7=
8x7=
9x7=
12x7=
3x8
4x8
5x8
6x8
7x8
8x8
9x8
12x8=
3x9=
4x9=
5x9=
6x9=
7x9=
8x9=
9x9=
12x9=
1.   The factors of 40 are:

2.   The factors of 56 are:

3.   Find a common multiple of 6 and 8.

4.   List the first 8 multiples of 7

5.   List the first 5 multiples of 9

6.         A given number is a multiple of 4. It is between 10 and 20. It is also a factor of 36. What is the number? (2/p2/f) PSLE(2018F)

7.   Use all the digits 7, 8, 9, 1 to form the smallest multiple of an even number.

8*.  List all the common factors of 21 and 45. 

9.   List all the common factors of 24 and 42.

10*.  Use all the digits 6, 5, 2, 8 to form the smallest multiple of 5.

11.  There are 12 pupils in each IT class. There are 7 IT classes in total. How many pupils are in the IT class?

2018 standard
12.      The table below shows a card game. Clement needs to cross out 4 numbers in a row or in a column to win this game. This row or column of 4 numbers needs to have 2 common factors that are greater than 3 but less than 10. What are the 2 common factors? (22/p1/s)
Ans: ________ and __________

                           Total Mark:                /13
Tutor Remark:                                                                                                                      
End Date/Time:                                                        Tutor:                          
Answer Key
1.         1,2,4,5,8,10,20,40
2.         1,2,4,7,8,14,28,56
3.         1, 2
4.         7,14,21,28,35,42,49,56
5.         9,18,27,36,45
6.         12
7.         1798
8.         1,3
9.         1,2,3
10.      2685
11.      84 pupils
12.      7 and 9

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