ATI TEAS 7 Math Study Guide | 100% Verified Questions and Correct Answers | 7th Edition

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ATI TEAS Math Study 7th Edition/
Questions with 100% Verified Answers.


Percentage Convert to/from Fraction - ANSWER - *TO* - Convert to decimal first (divide by 100) then put into
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simplest form t




*FROM* - Convert to decimal (multiply to get 100 in denominator then divide by denominator) then put
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decimal into % t t




Fraction Convert to Decimal - ANSWER -Divide numerator by denominator
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Order of Operations -ANSWER - -PEMDAS(No exponent forTEAS6)
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-Parentheses *FIRST* t




-MultiplicationandDivision*SECOND*(Leftto Right) t t t t t t




-AdditionandSubtraction*THIRD*(Left to Right)t t t t t t




Compare andOrder Rational Numbers - ANSWER - -*Rational Numbers*: -6 (-6/1), 5 (5/1), 100 (100/1)
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-*Irrational Numbers*: Squareroot(any prime number), pi t t t t t t t




-*NumericOrder*: Least toGreatest, Greatestto Least. Best in decimal form. Line them up vertically.
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-*Fraction/Fraction Form*: 5 2/7 (put into decimal) Divide 2 by 7 to get .2857 which will equal 5.2857 t t t t t t t t t t t t t t t t t




<, _<_ - ANSWER - Less than, IS fewer than
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Less than or equal to, is at most, is no more than
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>, _>_ - ANSWER - Greater than, IS more than
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Greater than or equal to, is at least, is no less than
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= - ANSWER - Equal, equal to, is, was, were, will be, yields, becomes
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Common Denominator - ANSWER - 1. Find least on multiple of denominator
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2. Change each fractiontomake theirdenominator the same as least common denominator
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~List multiples of each denominator andfind SMALLEST number
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~Multiply numerator by multiple of LCD, Use LCD as denominator
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Solve Equations in One Variable - ANSWER - Collecting all variable terms to *one* side of the equal sign and
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all the constants on the other side, using addition or subtraction. Once all like terms are combined, last step
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is to divide. Could also be multiplication by the reciprocal (One divided by original number).
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What is 15/8 as a decimal?
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1. 1.875
t




2. 1.625
t




3. 1.58

4. 0.53 - ANSWER - 1 t t t t




Write 0.932 as a fraction.
t t t t




1. 25/233
t




2. 233/250
t




3. 250/233
t




4. 233/25 - ANSWER - 2
t t t t t




Oscar ordered food delivery for his family dinner. The total of the order was $122.19. If he was charged a 7%
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service fee and gave a 15% tip on the bill after the service fee, what was the final total of his order?
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1. $62.33

2. $144.74

3. $150.35

4. $125.86 - ANSWER - 3 t t t t

, 3




An emergency room patient's heart rate dropped 30% to 63 beats per minute. What was the patient's heart
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rate prior to the drop in beats per minute?
t t t t t t t t




1. 19
t




2. 44
t




3. 90
t




4. 210 - ANSWER - 3
t t t t t




An event coordinator has a budget of $680. If she spent $75 on balloons and $65 on invitations, what percent
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of her budget does she have left?
t t t t t t




1. 9.6%
t




2. 86.7%
t




3. 79.4%
t




4. 20.6% - ANSWER - 3
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Order the followingfractions from leastto greatest: -5/6;1/6; 1/2; -1/9
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Mean - ANSWER - Which measure of tendency is when you add all #, then divide by how many # there are?
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Also known as the average.
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Median - ANSWER - Which measure of tendency is when you put the middle # of ordered (Least to Greatest)
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list, and if # are even, then the 2 middle # averaged out?
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Mode - ANSWER - Which measure of tendency is the number that occurs the most and can be more than one?
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Range - ANSWER - Which measure of tendency is when you subtract the minimum value from maximum
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value?

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Outlier - ANSWER - What is a data point that is distinctly separated from other values and is considered
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unexpected value? This value "lies outside" (is much smaller or larger than) most of the other values in a set of
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data




Extraneous - ANSWER - Incorrect t t t t




Story that is interesting containing details that aren't necessaryto tell youwhat happened.
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Erroneous - ANSWER - Irrelevant t t t t




Story might contain*conflicting* accountsofwhat happened due to havingmultiple observers.
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Terms Related to Operations - ANSWER - Sum(+),Difference (-),Product(x), Quotient (/),Per100 (#%
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_<_ 100%), Is or of (#% _>_ 100%)
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Rational Numbers can be represented by? - ANSWER - By *fractions*
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Includes: Whole Numbers,Positives/Negatives, Zero,andall decimals thateitherterminateor repeat.
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~Irrational numberswill not concern us at this point t t t t t t t t




Solve Real WorldProblems with Percentage - ANSWER - Percent *LESSTHAN OR EQUAL TO* 100% ~ (50% ->
t t t t t t t t t t t t t t t t t t t




50 out of 100%)
t t t




Percent *MORE THAN*100% t t t




~ (150% is 150 for each 100)
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-Percent off sales tax, annual percent interest rate at a bank, annual percent gainor loss for a company or
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business, percent commission for sales person, percent depreciation of assets, percentages of
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ingredients in a mixture or recipe. t t t t t




Sales Tax Equation - ANSWER - -Convert % to decimal then Multiply % times the Original Number (% x Original
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Price, Original Price + x = ST)
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Percent IncreaseEquation- ANSWER - -Percent Increase
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