Percentages
Chapter 9E
Chapter 9E
You will use these skills in .....
You will be able to:
Identify
Prior Knowledge/Warm Up Activity:
Key Vocabulary:
quantity, convert, required amount
To find a percentage of an item:
*the total amount of rooms in your house is.....
*how many rooms have tiles.......
*create a fraction with tiled rooms as numerator and all rooms as denominator
10\20 = convert to decimal we divide the fraction = 0.5
multiply by 100 = 0.5 x 100 = 50%
a) convert 35% into a decimal, divide by 100 = 0.35 then multiply 5000 by 0.35
ans = $1750
5000
x 35
_______
Textbook Questions: Chapter 9E
Reverse percentages 3 lessons
Reverse percentages (worksheet 2)
Compound interest (worksheet 1) 2 lessons
Compound interest (worksheet 2)
Depreciation with compound interest 1 lesson
Simple interest (if have time)
List the places where you would need to use this skill
Create a mindmap in your summary book highlighting the vocabulary words above
Create your own problem