CSET sub test 2 Math
The first seven positive square numbers are
1, 4, 9, 16, 25, 36, 49
The first seven positive cube numbers are
1, 8, 27, 64, 25, 216, 343
Fractions consist of
2 numbers separated by a bar which indicates division
The multiplicative Inverse of a number also known as the reciprocal of the number is the value that when multiplied with any non-zero number equals...
One Ex 4/5 x 5/4= 1
A liter measures....
volume
gram measures
weight
one meter is a meter more than one....
yard
division does not have a
commutative property
subtraction does not have a
commutative property
1,000 kilograms is a
metric ton
Distributive property
multiplication outside of parentheses distribution over either addition of subtraction inside parentheses does not affect the answer a(b+c)=ab+ac 5(12-3)=5(12)-5(3) 5(9)=60-15 45=45
one liter is a little more than
one quart
synonym for multiplication
product, times, of (2/3 of 15 is what?), at
synonym for division
quotient , ratio, is a part of (ex 3 is part of 15?), goes into (4 goes inot 29 how many times?)
associative property
the groping with out changing th eorder doesn no afffect the anser
Commutative property
the order in which addition or multiplication is done does not affect the answer
Cube numbers are
the result of taking into drawers and raising them to the third power (cubing them). EX. One, eight, 27, 64, 125, 216
Real numbers are...
All rational and irrational numbers
Rational numbers are....
All values that can be expressed a\b, where a and b are integers. B cannot equal zero
A fraction who's numerator is the same or more than the denominator is called
An improper fraction
The numerator tells you...
How many equal parts are being used
communicative property of multiplication
ab=ba 2x3=6 3x2=6 (2)(3)=(3)(2) 6=6
Examples of square numbers are
(-3) ²= 9, therefor 9 is a square number (0) ²= 0, Therefore zero is a square number but is not a positive square number
And example of a cubed number is
(-3) ³=-27, -27 is a cubed number
Milli=
1/1,000
synonyms for addition
Sum, plus, is increased by, more than
the denominator is
The bottom number
The numerator is
The top number
The identity number of addition is ....
ZERO any number added to 0 gives that number 0+a=a+0=a ex 0+3=3+0=3 0+3=3
the additive inverse of a number (also know as the apposite of the number is a value that when added to any number equals
ZERO any number added to itsl additive inverse equals zero ex a+-a=0 7+(-7)=0
An example of a square number that is not a positive is...
ZERO (0) ²= 0, Therefore zero is a square number but is not a positive square number
synonym for subtraction
differance, minus, is decreased by, less than
meters measure
length
2 pints=
1 quart (qt)
144 square inches (sq in)=
1 square foot (sq ft)
9 square feet (sq in)=
1 square yard (sq yd)
3 feet =
1 yard
36 inches=
1 yard
365 days=
1 year
52 weeks=
1 year
2,000 pounds=
1 yon (T)
kill-
1,000
killigram=
1,000 grams
kiloliter=
1,000 liters
kilometer=
1,000 meters
When expressed in a decimal rational numbers...
Terminate or have a repeating pattern Terminate 0.3 Repeating pattern 0.13434343434......
Special properties of 0 and 1
an identity number is a value that, when added to another number or multipled with another number, does not achange the value of that number
Irrational numbers are
All numbers that exist, but are not rational Ex π= 3.14159265... does not terminate or have a repeating pattern √2= 1.41421356... It does not terminate or have a repeating pattern
Arabic numbers are used to crest almost every numeral values we use today, what are these numbers?
0,1,2,3,4,5,6,7,8,9...... ->
milligram (mg)
0.001 grams
milliliter=
0.001 liter
millimeter=
0.001 meter
centigram (cg)
0.01 grams
centiliter=
0.01 liter
centimeter=
0.01 meter
decagram (dg)=
0.1 grams
deciliter=
0.1 liter
decimeter=
0.1 meter
one kilometer is about
0.6 miles
4 peck=
1 bushel
100 years=
1 century
10 years=
1 decade
12 inches (in)=
1 foot
4 quarts =
1 gallon (gal)
gram=
1 gram
liter=
1 liter
meter=
1 meter
1,760 yards=
1 mile
5,280 feet=
1 mile
2 cups=
1 pint (pt)
16 ounces (oz)=
1 pound (lb)
deci=
1/10
centi=
1/100
deca=
10
decagram=
10 grams
deciliter=
10 litiers
decameter=
10 meters
centi=
100
Centigram=
100 grams
hectoliter=
100 liters
hectometer=
100 meters
one kilogram is about
2.2 pounds
The numbers {1,2,3,4...} belong to what family of numbers A natural numbers B irrational numbers C rational numbers D both A and c
D The family of natural numbers is also a subgroup of the family of rational numbers
To change an improper fraction to a day home number or mixed number you...
Divide a denominator into the numerator
True or False Thier is an associative (communicative) property of divistion
False
True or false Thier is an associative property or subtraction
False
Generally the denominator Traction tells you...
Into ha ha many equal parts something has been divided
Prime number...
Natural number that is greater than one and has one and itself as divisors. Natural number that has exactly 2 different divisors. EX. Space two, three, five, seven, 11, 13, 17, 31
Composite numbers are
Number greater than one that are not prime numbers Natural number that has exactly 2 different divisors EX.4, six, eight, nine, 10, 12, 14, 21, 20, 33, 39...
The identity number of multiplication is
ONE any number multiplied by 1 gives that number 1(a)=a(1)=a 1(3)=3(1)=3 1(3)=3
any nonzero number multiplied by its multiplicative inverse equals
One
A fraction who's numerator is smaller than its denominator is called
Proper fraction
associative property of addition
a+(b+c)=(a+b)+c ex 8+(4+2)=(8+4)+2 14=14
Square numbers are
The result of taking integers and raising them to the Second power (squaring them). The result my numbers are multiplied by themselves Ex. 2 ²= 2x2=4 EX. 1, 4, 9, 16, 25, 36, 49
commutative property of addition
a+b=b+a ex 2+3=5 3+2=5 2+3=3+2 5=5
Mix numbers are
Values using a whole number together with a proper fraction
Integers are
Whole numbers that include negatives ......-2, -1, 0, 1, 2,
In Base ten number system...
a numeral's position in that system, or place value, determine
Communicative (associative) property
a(bc)=(ab)c 8x(4x2)=(8x4)2 64=64
The multiplicative inverse of a number (alos known as the reciprocal of the number) is a value that when multplied...
with any non-zero number equals 1. any non-zero number multiplied wiht its inverse equals one