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41 Cards in this Set

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Estimate
A logical guess of what an answer should be.

Estimate the following sum:
234+326=
round
Round up if 5 or more
Round down if 1-4
Make sure you follow directions of what to round the number to.
Example: Round to the nearest hundred 1,457 = 1,500
Sum
the answer to an addition problem
of
multiplication, put a multiplication sign in for the of
Missing number
Find the missing number

3+x=16
Pentagon
a 5 sided geometric shape
Simplest fraction
The lowest form a fraction can be reduced to: 9/18 = 1/2
Hundreths
the second number to the right of a decimal. 1.567
Decimal numeral
A number that has a decimal
Squared
A number times itself 6
divisible
can be divided by another number.
Inequality
Not equal
expanded numeral
Example: 1,235.567 = 1,000+200+30+5+.5+.06+.007
Equivalent
equal to
point
________________________
Standard numeral
1,2,3,4 ...
sequence
numbers in order
intersection
a point where two lines meet
quadrilaterals
any geometric shape that has 4 straight sides. quad= 4
octogon
a geometric shape with 8 sides
octo = 8
parallelogram
a geometric shape with two sides that are parallel
geometric
Any shape that has to do with geometry: square, rectangle, circle
perpendicular
A line meets another line and forms a 90 degree angle
plane
any flat suface. can be imaginary
circumference
the length around a circle. Pi x diameter = circumference

2Pi x radius = circumference
decades
10 years. deca means 10
milligrams
a metric measurement for weight. Small amount of weight.
gram
metric unit of weight
cubic
square measurement. How many cubes can fit into a shape. Length times heighth
volume
unit of measurement for liquids
kilometers
Metric measure for weight
millimeters
Metric measurement for length
mass
how much space an object takes up
coordinates
points on a graph
input
information put into a problem
output
information that comes out of a problem
table associative
?
equation
a mathematical problem that has an equal sign. example x + 5=11
product
the answer to a multiplication problem
prime
a number that can be divided by only itself and one.
cube
5 to the third power is an example