math Flashcards
What should be clearly labelled and organised during revision?
Printed Powerpoints on teams
What are the two categories of knowledge in revision?
- Must know, do, understand
- Good to know, do, understand
What is a technique for finding the Least Common Multiple (LCM)?
Find LCM using prime factors
How can negative integers be combined?
- Multiply
- Divide
- Add
- Subtract
What does BIDMAS stand for in number calculations?
Brackets, Indices, Division, Multiplication, Addition, Subtraction
What is prime factorisation used for?
To represent a number as a product of its primes using index notation
What is the method to find the Highest Common Factor (HCF)?
Find HCF using prime factors
What is the form of a simple two-step linear equation?
ax ± b = c
What is the process of simplifying an expression by taking out the highest common factors called?
Factorisation
What is the addition law of indices?
a^m x a^n = a^(m+n)
What is the subtraction law of indices?
a^m ÷ a^n = a^(m-n)
What is the multiplication law of indices?
(a^m)^n = a^(m x n)
What is the formula for calculating the area of a rectangle?
Area = length x width
What shapes can be used to calculate area?
- Rectangle
- Parallelogram
- Triangle
- Trapezium
What is the formula for calculating the volume of a cuboid?
Volume = length x width x height
What are the three dimensions of a 3D shape?
- Faces
- Edges
- Vertices
What is the concept of interpreting graphs related to?
Understanding rate of change
What is a method for rounding numbers?
Round to the nearest whole number, 10, 100, and 1000
What operations can be performed with fractions?
- Add
- Subtract
- Multiply
- Divide
What is a proper fraction?
A fraction where the numerator is less than the denominator
What is an improper fraction?
A fraction where the numerator is greater than or equal to the denominator
Fill in the blank: The volume of a cuboid is calculated by _______.
length x width x height
True or False: The surface area of prisms includes triangular prisms.
True
