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Geometry
$ and Measurement
Subtracting
Place Value
Operations Terms
100
an angle of 90 degrees?
What is a right angle
100
the flat, round pieces of metal used as money
What are coins?
100
the process of subtracting something
What is take away?
100
groups of one thing, the first place on the left of the decimal point
What are ones or what is the ones place?
100
the symbol used for addition
What is a plus sign?
200
an angle that measures less than 90 degrees?
What is an acute angle
200
the pieces of paper money worth a specified amount
What are bills?
200
the sign used for taking away or subtracting
What is a minus sign?
200
groups of 10 things; in place value, it is the second number on the left of the decimal point
What are tens?
200
the answer to an addition problem
What is the sum?
300
a 5-sided closed figure
What is a pentagon?
300
a unit of linear measure in the Customary System equal to 1/12th of a foot
What are inches?
300
the symbol used to compare two numbers with the lesser number given first <
What is less than?
300
groups of 100 or more sets of tens; in place value, it is the fourth place on the left side of the decimal
What are thousands?
300
the phrase often used in word problems that means much greater in number in comparisons
What is "many more"?
400
identical in form - same size, same shape
What is congruent?
400
a tool for measuring in customary units that is 36 inches long
What is a yardstick?
400
the answer in a subtraction problem
What is the difference?
400
a set of place value numbers with the left place value in the 7th place on the left of the decimal point
What are millions?
400
any number used to get a sum or total
What is an addend?
500
a 3D geometry solid that has a base with other sides forming a point
What is a pyramid?
500
a narrow strip made of limp cloth or steel tape marked off in units such as inches or centimeters used for measuring
What is a measuring tape?
500
to "get less"...It can be shown going down on a number line.
What is decrease?
500
a dot used to separate the whole number part from the fractional part of a number
What is the decimal point?
500
to estimate, measure, or note the similarity or dissimilarity between different things
What is compare?