Mathematics /ATI TEAS: Math

ATI TEAS: Math

Mathematics39 CardsCreated about 2 months ago

This flashcard set introduces core math concepts such as prime factorization, least common multiple (LCM), least common denominator (LCD), mixed numbers, and simplifying fractions. It’s ideal for reinforcing basic number operations and fraction handling.

What is a prime factorization?

A multiple equation made with only prime numbers that equals the given composite number. Done by dividing and dividing until all you have are prime numbers then stating the equation multiplying the prime numbers together.

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Key Terms

Term
Definition

What is a prime factorization?

A multiple equation made with only prime numbers that equals the given composite number. Done by dividing and dividing until all you have are prime...

Least common multiple (LCM)

The the smallest product that both numbers go into. Find the prime factor of both numbers, then make sure each different number appears in the next...

How do you find the least common denominator?

By finding the LCM of the denominators.

Mixed numbers

A whole number with a fraction.

Simplify

Reduce the fraction, but not a mixed number

How do you know how many decimal spaces are in the product of two decimals?

By adding how many decimal places are in each number. 0.123*0.12 the answer would have 5 numbers after the decimal.

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TermDefinition

What is a prime factorization?

A multiple equation made with only prime numbers that equals the given composite number. Done by dividing and dividing until all you have are prime numbers then stating the equation multiplying the prime numbers together.

Least common multiple (LCM)

The the smallest product that both numbers go into. Find the prime factor of both numbers, then make sure each different number appears in the next equation, but only the number of times it is found the MOST in ONE of the equations, then multiply

How do you find the least common denominator?

By finding the LCM of the denominators.

Mixed numbers

A whole number with a fraction.

Simplify

Reduce the fraction, but not a mixed number

How do you know how many decimal spaces are in the product of two decimals?

By adding how many decimal places are in each number. 0.123*0.12 the answer would have 5 numbers after the decimal.

What is the order of operations?

PEMDAS

Parenthesis, exponents, multiplication and division, addition and subtraction

Irrational numbers

Imaginary, infinity, continuous non-repeating decimal. Square root of 2

Rational numbers

Can be written as a fraction

Absolute value equations

Must solve for both the positive and negative

When do you flip an inequality sign in an equation?

When you multiply or divide both sides by a negative number

What are the roman numerals for 1, 5, 10, 50, 100, 500, and 1,000?

I, V, X, L, C, D, M

Front end estimation

Ignore all digits after the first and add using only digits with the same place value unless multiplying. Then do the same thing with the remaining digits, refining your initial estimate until you get 2 numbers that aren’t 0.

Constant of proportionality

Ratio between 2 things: i.e. price per lb

How many feet are in 1 mile?

5,280 ft

How many km/mile?

1.61 km

Mean

Average

Median

Middle number

Mode

Number that appears most

Range

Subtract the minimum value from the maximum value

Expected value

Mean of a random variable- The sum of the samples divided by the random variable’s probability. An average including probabilities.


1 inch= how many cm?

2.54 cm

Perimeter of circle?

Circumference=pie*diameter or 2pieR

Parameter of a right angle?

c^2=a^2+b^2

Arc length as fraction of a circle

=degrees/360degreespiediameter

Area of a triangle

b*h/2

Area of a parallelogram (slanted rectange)

b*h

Area of a trapezoid

(b1+b2)*h/2

Area of a circle

pie*r^2

Area of rhombus (kite)

d1*d2/2

Surface area of a sphere

4pier^2

Surface area of a cylender

(2pier^2)+(h2r*pie)

What is pie?

3.14159

How many lbs in 1 kg?

2.205 lbs

What is the C to F formula?

F=9/5C+32

What is the F to C formula?

C=5/9(F-32)

How many ml are in 1 oz?

29.57353 ml

How many grams are in 1 oz?

28.35 grams

How many gal is 1L?

0.2642 gal