English
Percentage of a Number - Divide the percent by 100 then multiply by the number.
EX: 15% of 80 --> 15/100 x 80 = 12
Percentage of Original Number - Divide the percent by 100 then divide the number by
the percent
EX: 45 is 60% of ______ --> 45/0.6 = 75
How many feet are in a mile? - 5,280 feet
Mode - The value that occurs most frequently in a given data set.
Median - Middle number
Mean - The average
How many mL in 1 L? - 1000 mL
How many L in 1 mL? - 0.001 L
Fahrenheit to Celsius - C = (F-32)/1.8
Fraction to a Percent - Divide the numerator by the denominator then multiply by 100.
Ex: 32/160 as a % --> 32/160 x 100 = 20%
Fraction to Decimal - Divide numerator by denominator
EX: 14/35 = 0.4
Area - Length x Width
Area of a Circle - A=πr²
Area of a Triangle - A=1/2bh