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x plus y how to add two numbers adding fractions addition properties commutativity of addition additive identity (neutral element)

x minus y what is subtraction

x times y multiplication properties times table of 7 fraction multiplication

x divided by y division by zero

what is exponentiation (x^y) power with zero exponent power with negative exponent

x squared difference of squares perfect square areas computed with x^2

multiply by 10 tenfold in the metric system conversions mm cm m km g to kg and vice versa

10 × (x/y) scale a ratio by 10 proportion scaling

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area of the square area of the rectangle perimeter of the square diagonal of the square

area of the circle circumference length what is π (pi) radius, diameter, and circumference

Pythagorean theorem area of a triangle types of triangles sum of interior angles

volume of the cube volume of the rectangular prism volume of the cylinder volume of the cone

Platonic solids faces, edges, and vertices solid net (unfolding)

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what is candela (cd) difference between lumen and lux how to calculate illuminance brightness and visual perception

what is hertz (Hz) relationship between period and frequency sound wave frequency kHz MHz and GHz

convert km to m convert cm to mm convert g to kg convert L to mL

convert Celsius to Fahrenheit convert Fahrenheit to Kelvin difference between °C °F and K temperature variation in problems

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what is probability sample space and event conditional probability product rule independence of events

mean median and mode standard deviation and variance quartiles and percentiles normal (Gaussian) distribution

when to use a bar chart histogram versus bar chart box plot interpretation

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