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6th Grade Formulas

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Question
Answer
Order of Operations   Parenthesis, Exponents, Multiply and Divide from left to right, Add and Subtract from left to right  
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Unit Price   Price ÷ Size  
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Area of Rectangle   A = lw  
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Area of Parallelogram   A = bh  
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Area of Triangle   A = ½bh  
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Area of Trapezoid   A = ½h(b + b)  
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Area of Circle   A = π times radius squared  
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Circumference of Circle   C = πd  
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Volume of Rectangular Prism   V = lwh  
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Diameter   line that goes all the way across the circle passing through the center  
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Radius   line that goes half way across the circle from the outside edge to the center  
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Mean   Average - Add up all numbers and divide by how many numbers there are  
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Median   Middle Number(s) - List numbers least to greatest. Find middle number. If two are in the middle, add them together and divide by 2  
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Mode   Number repeated the most  
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Range   Maximum - Minimum  
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Lower Extreme   Minimum  
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Upper Extreme   Maximum  
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Lower Quartile   Median of the lower half of numbers  
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Upper Quartile   Median of the upper half of numbers  
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Outlier   Number that is much greater or much less than the other numbers in the list. It makes the mean not accurate.  
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Interquartile Range   Upper Quartile - Lower Quartile  
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Mean Absolute Deviation (MAD)   The average of how much each number varies (or is different) from the mean.  
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Created by: bbeam
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