Math Mnemonics




A collection of math mnemonics - songs, memory aids, some useful and some simply trivia, for various math facts and figures, arranged by major subjects: numbers, arithmetic, pre-algebra, algebra, geometry and trigonometry.


Number Mnemonics for Kids

  • how to write numbers from 0 to 10
  • number of days in each month
  • multiply by 9
  • dividend, divisor and quotient

Pre-Algebra

We have mnemonics and songs to help you remember

  • how to spell the word ARITHMETIC
  • the arithmetic properties - Commutative, Associative, Distributive and Identity
  • which is numerator and which is denominator
  • how to multiply, divide, add and subtract fractions
  • how to do long division
  • how to convert feet to miles
  • the greater than and less than symbols
  • the prefixes of metric units
  • mean, median and mode
  • how to multiply signed numbers
  • the order of operations (PEMDAS)
  • place value and decimals
  • roman numerals
  • the relationship between speed, distance and time




Algebra

We have mnemonics and songs to help you remember

  • the Simple Interest formula
  • the distance formula
  • the speed, distance, time and the acceleration formulas
  • the slope-intercept form of linear equation
  • how to multiply binomials - FOIL
  • a word problem solving strategy
  • the quadratic formula


Geometry

In this lesson, we will have mnemonics and songs to help you remember

  • geometry terms
  • the value of pi (π)
  • the formulas for the area and circumference of a circle
  • the types of triangles: equilateral, isosceles, scalene, right
  • types of angles - acute, right, straight, obtuse, reflex, full rotation
  • complementary and supplementary angles
  • angle properties
  • perimeter and area
  • area formulas


Trigonometry

In this lesson, we will have mnemonics and songs to help you remember

  • trigonometric ratios for right triangles - SOHCAHTOA
  • reciprocal trigonometric functions - cosecant, secant, cotangent
  • the signs of trigonometric ratios for each quadrant - ASTC or CAST
  • the values on the unit circle

Mental Math and Math Tricks

Mental MathAddition Mental MathMoney, Tipping and Percentage
Mental MathSquaring Numbers Learn Math Table for 2, 6,4, 7, 9 using patterns
Mental MathEasy way to multiply numbers between 10 and 20 Math TrickMultiplying 2-digit numbers
Math TrickMultiply by 11 or 25 Math TrickMultiply by 75, 101 or 111
Math TrickRemember the Unit Circle Math TrickRemember the Trig Ratio of Special Angles
"Read Your Mind" Math Tricks The Sum Trick and Magic Square
Math Card Tricks  Mental Math Worksheets






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