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Math (Percentage (The sign % stands for 'per cent' which means…
Math
Percentage
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To change a percentage to a decimal, divide by 100. Change 48% to a decimal: 48 ÷ 100 = 0.48
To change a decimal to a percentage, multiply by 100. Change 0.67 to a percentage: 0.67 x 100 = 67%
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Equivalent fractions are fractions that have the same denominator or denominators that can be divided by the same number they can be added or subtracted easily
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The least common multiple (LCM) is an operation to find the least common multiple of different numbers
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Example: A soccer team has players and they have different positions in the court. 1 goalkeeper and 3 strikers, so the ratio of them is 1:3
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Example: In a box of red and blue marbles, the ratio of red marbles to blue marbles is 3:4.
If there are 48 blue marbles, you can find the number of red marbles using proportion
The greatest common factor (GCF) of a set of whole numbers is the largest positive integer that divides evenly into all numbers with no remainder
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A decimal is a way of writing a number that is not whole.
Decimal numbers are in between numbers. For example, 10.4 is in between the numbers 10 and 11. It is more than 10, but less than 11
To calculate sales taxes you have to multiply the amount of your item or total of items by the sales tax.
Commission is a fee paid for services, usually a percentage of the total cost.
Example: City Gallery sold Amanda's painting for $500, so Amanda paid them a 10% commission (of $50)
