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7thgrade math formu

Area of a rectangle IxW
Area of a trangle (bxh)/2
Area of a circle TTr^2
Circumference of a circle 2TTr
Volume of a rectangular prism Ixwxh
Volume of a triangular prism (bxhxh)/2
Volume of a Cylinder TTr^2h
Surface Area of a rectangular prism Mad!
Percent Proportion is/of=%/100
Percent of change proportion Change / Original = %/ 100
Surface Area of a Cylinder 2TTr^+2TTrh
Imterest Formula I=PxRxT
Sales tax total cost= Original price - Tax amount. Discount amt. = $ x tax %(as a decimal)
Tip total cost= Original price - Tip amount. Tip amt. = $ x Tip %(as a decimal)
Discount total cost= Original price - Tax amount. Discount amt. = $ x discount %(as a decimal)
Commission C=$x%(as a decimal)
Mean Sum of all # divied by the total items
InterQuartile Range Upper Quartile- Lower Quartile
Range Upper Extreme - Lower Extreme
Created by: bigred14