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What is a set?
A group of numbers
What is a subset?
A set inside another set?
Give an example of a subset.
______ is a subset of _________
______ is a subset of _________
How many seconds are there in one hour?
3600
What property is this?
?+(−?)=?−?
Additive inverse
What property is this?
?(?+?)=??+??
Distributive Property
What is the Multiplication property of zero
write on the board, algebraic example
a x 0 = 0
What is the result of (+ve) + (-ve) ?
It depends on which one has the larger absolute value
What is the result of a (-ve) - (-ve) ?
It depends on which one has the larger absolute value
Mr Richard is 1/4 what nationality?
Scottish
Explain how we know the result (+ve or -ve) of a multiplication
If the two numbers have the same sign the answer will be +ve. If the two numbers have a different sign then the answer will be -ve.
What is special about the 8?
It is the Lowest Common Denominator
What number is in the set of all whole numbers but not in the set of all natural numbers?
Zero!
What is an Integer ?
Not a decimal or a fraction
A positive integer would be included in which subset or rational numbers?
Natural numbers
What is a rational number?
a/b where b is not zero and a, b are integers
