Numbers I
What are even Numbers?
Set of Natural Numbers that can be exactly divided by 2
TRUE or FALSE
-1 is a natural number
FALSE
-1 is an integer.
State six multiple of 2
2, 4, 6, 8, 10, 12
What is the factor of a number?
Those numbers which can divide exactly into the number.
The four basic Arithmetic Operations are?
Addition
Subtraction
Multiplication
Division
What is another name for counting numbers?
Natural Numbers [N]
1/2, 2/3, 4/5, 3/4 are all examples of what type of number?
Rational Number (Q)
State the set of multiples of 10, BETWEEN 20 and 80.
30, 40, 60, 70
What are the factors of 40?
1,2,4,5,8,10,20,40
TRUE or FALSE
To 'find the sum' means to multiply
FALSE
What type of numbers are shown below?
0,1,2,3,4,5,6,7,8,9......
1,2,3,4,5,6,7,8,9......
Whole Numbers [W]
Counting Numbers/Natural Numbers [N]
TRUE or FALSE
The set of rational numbers contain the set of integers
TRUE
For example -5/1 =-5 OR 0/1 = 0
What is the multiple of a number?
A multiple is a number that can be divided by another number a certain number of times without a remainder.
How many factors of 50 are there?
SIX
1,2,5,10,25 and 50.
Minus, take away, difference are all terms associated with...?
Subtraction
This type of number is represented with the symbol 'Z'
Integers
TRUE or FALSE
Rational numbers include: Z, W, N
TRUE
RATIONAL NUMBERS INCLUDE THE SET OF WHOLE NUMBERS, INTEGERS, & NATURAL NUMBERS.
List the set of multiples of 6 between 36 and 72
42, 48, 54, 60, 66
TRUE or FALSE
3,6,9,12,15 are all factors of 3
False.
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TRUE or False
Integers are the set of negative and Positive Whole numbers
TRUE
What are irrational numbers(I)?
The set of numbers that cannot be written as fractions
Differentiate between Factors and Multiples
A multiple is a number that can be divided by another number a certain number of times without a remainder.
A factor is one of two or more numbers that divides a given number without a remainder.
List the pair of factors of 40
1*40
2*20
4*10
5*8
To multiply means to calculate a 'PRODUCT' while to divide means to calculate a ......?
QUOTIENT