4th grade Math Vocabulary

Front

Lines that cross at 90 degrees

Back

perpendicular lines

Front

A group of three numbers in a place value chart that are separated by a comma

Back

period

Front

A way to represent multiplication where 4 numbers in rectangles are added to get the product

Back

area model

Front

Symbol that represents equal

Back

=

Front

The value of a digit based on its location

Back

place value

Front

A straight line that has two endpoints

Back

line segment

Front

Lines that never meet and are always the same distance apart

Back

parallel lines

Front

A number that shows how many times to use the number in a multiplication

Back

factor

Front

The result of multiplying two numbers together

Back

product

Front

A way to write a number that shows the value of each digit

Back

expanded form