Math Vocabulary Ch 1-3

A number that is three spaces to the right of the decimal point is a tenth.

If you break a whole number into a hundred pieces, this is one little piece of all the pieces.

A number that is being divided in a division problem is called the divisor.

To solve a math problem (the answer).

Which property is this? 6(4+2) = (6x4) + (6x2)

The number that is raised to a power.

An exponent is the number that is raised to a power.

An ordered list of numbers is called a _________.

A number that is in order from the highest place value to the lowest place value. The common way we write numbers.

What type of math sentence is made up of numbers and mathematical symbols, but has no equal sign.

Every three digits in a number. We use a comma to separate each one.

A _________ is a number in a sequence.

Compatible numbers are numbers that are close in value to the actual numbers to make estimating easier.

Partial quotients is a strategy for solving multiplication problems.

When a number is written to show the value of each of the digits we call it expanded form.

What is PEMDAS?

To break up a number that can be multiplied together to get the original number.

The answer to a division problem is the quotient.

What do we call the number line where numbers can be assessed and compared? The numbers we use are .25, .50, .75, 1.0

Which property says that when you add any number to 0 you get that addend?

What do we call the answer to a multiplication problem?

We need ten of these to make one whole.

The left over number from a division problem is called the remainder.

A divisor is what you divide the dividend by.

The Associative Property says that you can add or multiply regardless of how the numbers are grouped using parentheses.

Switching the numbers around in an equation will still give you the same answer (for addition and multiplication).

We use the rule "5 or higher go up and 4 or less stay the same" when we are rounding.

Inverse operations are operations that are opposites.