ST Benedicts College
Grade 9 Investigation - Memo
February 2013
Assessor: Mrs T Nel
Time allocation: 1 lesson
Moderators: Mrs D Park-Dobell, Mr C Tomsek and Ms T Scot
Mark allocation: 30 Marks
Instructions:
1.
2.
3.
4.
5.
Write your name and class on this
The Number System
Types of numbers
Non-Real Numbers These are complex numbers that we cannot calculate such as
2
or the square root of any
other negative number.
Real Numbers These are all numbers that can be calculated and include every number from
to
GRADE 10 Section Notes
ST BENEDICTS COLLEGE
TOPIC The Real Number System and Algebraic Expressions
SKILLS NEEDED BEFORE ATTEMPTING THIS SECTION
1.
A clear concept of the number system and relating numbers within the RNS
2.
Calculating with various numbers
GRADE 9 Section Notes
ST BENEDICTS COLLEGE
Graphs
SKILLS NEEDED BEFORE ATTEMPTING THIS SECTION
1.
2.
3.
Basic understanding of equations
Literal equations i.e. rearranging the equation to the form y=mx+c
Basic concepts related to graphing covered in grad
Grade 9: Integers
Number Patterns
SKILLS NEEDED BEFORE ATTEMPTING THIS SECTION
1.
2.
Basic understanding of number patterns
Determining the next number in a pattern as learnt in grades 7 and 8
Basic understanding of the general solution to a relationshi
GRADE 9 Section Notes
ST BENEDICTS COLLEGE
Equations
SKILLS NEEDED BEFORE ATTEMPTING THIS SECTION
1.
2.
Basic understanding of equations
The components of an equation
Solving the equation by additive inverses and multiplicative inverses
Determining a s
GRADE 10 Section Notes
ST BENEDICTS COLLEGE
TOPIC Surface Area and Volume of 3D Shapes
SKILLS NEEDED BEFORE ATTEMPTING THIS SECTION
1.
Understanding of Area of 2D shapes
2.
Understanding of how a 3D shape can be drawn into a net
3.
Understanding surface a
Section Notes
Term 2
TOPIC Constructions
SKILLS NEEDED BEFORE ATTEMPTING THIS SECTION
1.
2.
3.
4
5
Drawing a line segment accurately
What is a line segment?
Using a divider and ruler
Using a Protractor
How to hold and place the protractor correctly
Wh
GRADE 9 Section Notes
ST BENEDICTS COLLEGE
Probability
SKILLS NEEDED BEFORE ATTEMPTING THIS SECTION
1.
2.
Basic understanding of concepts chance
Probability words such as unlikely, impossible, likely and certain
Theoretical probability showing a single
GRADE 9 Section Notes
ST BENEDICTS COLLEGE
FINANCIAL MATHS
SKILLS NEEDED BEFORE ATTEMPTING THIS SECTION
1.
2.
3.
4.
Basic understanding of the number system
The components of the number system
The role of various components in the number system
Basic ca
GRADE 9 Section Notes
ST BENEDICTS COLLEGE
Statistics
SKILLS NEEDED BEFORE ATTEMPTING THIS SECTION
1.
2.
Basic understanding of concepts related to ungrouped data
Tally tables
Simple calculation of mean, median, mode and range
Basic understanding of gra
GRADE 9 Section Notes
ST BENEDICTS COLLEGE
TOPIC Surface Area and Volume of 3D Shapes
SKILLS NEEDED BEFORE ATTEMPTING THIS SECTION
1.
Understanding of Area of 2D shapes
2.
Understanding of how a 3D shape can be drawn into a net
3
Understanding surface are
Grade 9 Notes
Chapter 1
Whole numbers
The number system
There are various types of numbers that are used to answer questions in a certain context.
Types of numbers
Non-Real Numbers These are complex numbers that we cannot calculate such as
2
or the
square
GRADE 9 Section Notes
ST BENEDICTS COLLEGE
Exponents
SKILLS NEEDED BEFORE ATTEMPTING THIS SECTION
1.
2.
Basic understanding of exponents
The components of a power
Basic understanding of the laws as they have been covered in grade 8
Basic understanding o
GRADE 9 Section Notes
ST BENEDICTS COLLEGE
Transformations
SKILLS NEEDED BEFORE ATTEMPTING THIS SECTION
1.
2.
Basic understanding of the Cartesian plane
Plotting coordinates
The formulae of axes of symmetry (y axis, x axis and y = x line)
Understanding
ST Benedicts College
Grade 9 Investigation
February 2013
Assessor: Mrs T Nel
Time allocation: 1 lesson
Moderators: Mrs D Park-Dobell, Mr C Tomsek and Ms T Scot
Mark allocation: 30 Marks
Instructions:
1.
2.
3.
4.
5.
Write your name and class on this task a
ST Benedicts College
Grade 9 Ratio, Rate and proportion Assignment
June 2013
Assessor: Mrs T Nel
Time allocation: homework task
Moderators: Mrs D Park-Dobell, Mr C Tomsek and Ms T Scot
Mark allocation: 50 Marks
NAME:_ _
CLASS: 9_
Instructions:
1. Write yo
ST Benedicts College
Grade 8 Algebra and Equations Assignment
June 2013
Assessor: Mrs T Nel
Time allocation: homework task
Moderators: Mrs D Park-Dobell, Mr C Tomsek, Mrs G Cook and
Mr B Tennant
Mark allocation: 20 Marks
NAME:_
CLASS: 8_
Instructions:
1.
Grade 9 Classwork Task
Total: 10 marks
Time: 10 minutes
Name:_
Class:_
Question 1
In 12 years time Paul will be twice as old as he was 3 years ago. How old is he now?
Complete the table below using the information from the word problem above:
Age today
x
GRADE 9 Section Notes
ST BENEDICTS COLLEGE
TOPIC Functions and relationships
SKILLS NEEDED BEFORE ATTEMPTING THIS SECTION
1.
2.
3.
4
Basic calculation skills
Ability to add, subtract, multiplication and division
Calculation with and without a calculator
GRADE 9 Section Notes
ST BENEDICTS COLLEGE
Decimal fractions
SKILLS NEEDED BEFORE ATTEMPTING THIS SECTION
1.
2.
Basic understanding of decimals
The relation to the common fraction
Rounding to various significant figures (decimal places)
Basic calculatio
MEP Y7 Practice Book B
17 Arithmetic: Decimals,
Fractions and Percentages
17.1 Conversion: Decimals into Fractions
In this section we revise ideas of decimals and work on writing decimals as
fractions.
4.276
Recall that the number
means
4 units
6 thousand
The Number System
Types of numbers
Non-Real Numbers These are complex numbers that we cannot calculate such as
2
or the square root of any
other negative number.
Real Numbers These are all numbers that can be calculated and include every number from
to
Fraction/Decimal/Percent Conversions
Note: please talk to your instructor for other conversions
Changing fractions to decimals:
1
2
.5
2 1 .5
1
8
5
.2
5 1
Changing decimals to fractions:
.7
7
.7
10
10
3.73
divide the bottom number into the top number
3
8.
GRADE 9 Section Notes
ST BENEDICTS COLLEGE
The Number System
SKILLS NEEDED BEFORE ATTEMPTING THIS SECTION
1.
2.
3.
4.
Basic understanding of the number system
The components of the number system
The role of various components in the number system
Basic
GRADE 9 Section Notes
ST BENEDICTS COLLEGE
Exponents
SKILLS NEEDED BEFORE ATTEMPTING THIS SECTION
1.
2.
Basic understanding of exponents
The components of a power
Basic understanding of the laws as they have been covered in grade 8
Basic understanding o
Probability
Probability is described as the chance of something happening. Probabilities can be described using scales,
percentages, fractions and words.
Probability can be defined with words: Certain, likely, unlikely or impossible or it can be defined o
Grade 9 Computer Aided Investigation of the function y = mx + c
In this Investigation, you are going to draw the above mentioned
function by using an Excel Spreadsheet, and investigate the effects of,
and derive definitions for both m and c.
You will be g