FTCE Math part 1
FTCE Math part 1
ADDITION ________ + ________ = ________?
ADDEND + ADDEND = SUM
SUBTRACTION _______ - _______=_______ ?
SUM - ADDEND = DIFFERENCE
MULTIPLICATION _______ X _______ = _______ ?
FACTOR X FACTOR = PRODUCT
DIVISION _______ / _______ = _______ ?
DIVIDEND / DIVISOR = QUOTIENT
Can you divide by zero? Yes or No?
Can you divide zero by a nonzero number?
What are Whole Numbers?
0, 1, 2, 3, 4, 5,...
What are Prime Numbers?
A Prime Number cannot be divided evenly by any number (except 1 or itself).
What are Composite Numbers?
A Composite Number can be divided evenly by numbers other than 1 or itself.
0 and 1. Are they Prime or Composite?
What are Positive and Negative Integers?
Positive integers are all the whole numbers greater than zero: 1, 2, 3, 4, 5, ... . Negative integers are all the opposites of these whole numbers: -1, -2, -3, -4, -5,
What are Even Integers?
Even integers are integers that can be divided evenly by 2, for example, -4, -2, 0, 2, 4, ... An even integer always ends in 0, 2, 4, 6, or 8.
What are Odd Integers?
An odd integer always ends in 1, 3, 5, 7, or 9
What are Rational Numbers?
A rational number is a number that can be written as a simple fraction
Fraction - Which is the Denominator?
The bottom part of a fraction. For 3/4 the denominator is 4.
Fraction - Which is the Numerator?
The top part of a fraction. For 3/4 the Numerator is 3.
What are Equivalent Fractions?
They are fractions that have the same overall value. Ex: 3/4 = 9/12
What are Prime Factors?
"Prime Factorization" is finding which prime numbers you need to multiply together to get the original number. Ex: 12 = 2 × 2 × 3
What are Decimals?
Rational numbers written using base-10 place-value system. Each digit has a face and place value.
How do you convert a Fraction into a Decimal?
Divide the Numerator by the Denominator. Ex: 3/5 = 0.6
How do you convert Percentage?
50% = 50/100 = 1/2, 1% = 1/100, 125% = 125/100 = 1 1/4
More examples of Percents:
25% = 0.25, 32% = 0.32, 45.5% = 0.455, 8% = 0.08
What are Irrational Numbers?
An Irrational Number is a real number that cannot be written as a simple fraction. Ex: Square Root of 2, 3, 24, 10, 41
What are Real Numbers?
All numbers on the number line. This includes (but is not limited to) positives and negatives, integers and rational & irrational numbers, square roots, cube roots , π (pi), etc.
What is a Decimal Number that terminates?
A Rational Number
What are Exponential Notations?
It simplifies numbers by getting rid of zeros. 3x3x3x3 = 3 to the 4th power: 3^4. 3x3x3x3=81
What are Scientific Notations?
Scientific notation is simply a method for expressing, and working with, very large or very small numbers. It is a short hand method for writing numbers.
More examples of Scientific Notations:
34,000 = 3.4 x 10^4, 0.00047 = 4.7 x 10^-4
What does < mean?
What does > mean?
What does <= mean?
Less Than or Equal To
What does >= mean?
Greater Than or Equal To
What does /= mean?
Not Equal To