This introduces basic formulae starting with the area of a triangle, moving on to a basic phone bill formula, then onto converting temperature - Fahrenheit to Celsius and Celsius to Fahrenheit. There are questions to try throughout.
This presentation recaps dividing by 10 to calculate 10%, then expands to calculate 20%, 25% and 50% with other mixed questions. There are printable worksheets at the end of the presentation with practice questions throughout.
This presentation introduces power numbers, showing what square numbers look like, and cube numbers look like. It explains how to raise a number to a power, and demonstrates using a calculator to find the answer. Worksheet with 12 questions at the end with solutions
This presentation shows perimeter and area of rectangles, triangles and composite rectangular shapes. It has many examples throughout with animations which reveal answers to each. I use this with my construction students.
This presentation takes learners through the process of calculating the mean from a frequency table, then a grouped frequency table. It introduces terminology like Mean and sigma. There are 6 questions (partially complete tables) for learners to try with solutions. Printable versions of these are at the end of the presentation.
This presentation shows how to turn fractions to decimals (recommend using a calculator) which gives learners a better idea of how fractions work. Then moves on to turning decimals into percentages, then fractions to percentages. There are then examples of equivalent fractions and percentages to make some percentages easier to calculate. There are 4 printable worksheets at the end of the presentation which tie in with the presentation and lesson.
This presentation uses a basic floor plan as an example with questions throughout, calculating perimeter, area then costing materials for each e.g. flooring, skirting, floor tiles etc. A good starter for showing applications of perimeter and area.
This presentation demonstrates how to draw a histogram from a grouped frequency table. It then demonstrates how to estimate the mode from a histogram. There are 5 practice questions for learners to try with solutions.
This presentation has step by step instructions on how to input percentages into a calculator with worked examples and a number of exercises throughout. Also introduces percentages which contain fractions and how to input a percentage as a decimal. Printable exercises at the end of presentation.
This presentation introduces probability with examples and definitions of the terminology used. It uses coin tossing, choosing cards and throwing dice for demonstrations and there are questions throughout for learners to try with solutions.