Math Tips from the Princeton Review 7.0
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| What is a quotient? | the result of dividing
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| What is an integer? | any whole number; can be positive, negative, or zero (-500, 0, 1, 28)
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| A number is divisible by 2 if ____. | It's even (i.e. its last digit is even)
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| A number is divisible by 3 if ____. | Its digits add up to a multiple of 3.
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| A number is divisible by 4 if ____. | Its last two digits are divisible by 4.
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| A number is divisible by 5 if ____. | Its last digit is 5 or 0.
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| A number is divisible by 6 if ____. | It's even and its digits add up to a multiple of 3.
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| A number is divisible by 8 if ____. | Its last three digits are divisible by 8.
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| A number is divisible by 9 if ____. | Its digits add up to a multiple of 9.
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| A number is divisible by 12 if ____. | Its digits add up to a multiple of 3 and its last two digits are divisible by 4.
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| When it comes to long equations, in what order should the problem be solved? | PEMDAS- Parenthesis, Exponents, Multiplication, Division, Addition, Subtraction.
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| If given a percent, turn it into a fraction by ____. | Putting the number over 100. For example 40% is 40/100.
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| In mathematical problems the word 'of' should be changed to ____. | x (times)
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| In mathematical problems the word 'what' should be changed to ____. | x, y, or z (a variable)
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| In mathematical problems the words 'is', 'are', 'was', and 'were' should be changed to ____. | = (equals)
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| What is the formula for a percent increase? | Percent increase or decrease = (difference/original) x 100
The difference is what you get when you subtract the smaller number from the larger number.
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Or sort by any of the columns using the down arrow next to any column heading.
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Created by:
tiffantastic
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