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Question
Write all the factors of the following number.
24
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Solution
24 = 1 × 24,
24 = 2 × 12,
24 = 3 × 8,
24 = 4 × 6,
24 = 6 × 4
Thus, all the factors of 24 are 1, 2, 3, 4, 6, 8, 12 and 24.
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State, true or false:
If a divide b and c completely, then a divides
(i) a + b
(ii) a – b
also completely.
State if the following number is even or odd.
37
Write the factors of the following number.
8
Write down the first 5 multiples of the given number.
9
What are the factors of 10?
Can you do this from the chart?
Match the items in column 1 with the items in column 2.
|
|
Column 1 |
|
Column 2 |
|
(i) |
35 |
(a) |
Multiple of 8 |
|
(ii) |
15 |
(b) |
Multiple of 7 |
|
(iii) |
16 |
(c) |
Multiple of 70 |
|
(iv) |
20 |
(d) |
Factor of 30 |
|
(v) |
25 |
(e) |
Factor of 50 |
|
|
|
(f) |
Factor of 20 |
