Chapter 4 math Vocabulary

Front

What is the distributive property?

Back

The distributive property states that you can multiply a number by a group of numbers added together by multiplying each addend separately and then adding the products. For example, 256 x 3 = (200 x 3) + (50 x 3) + (6 x 3) = 768.

Front

What is a period in a place value chart?

Back

A period is the name given to each group of 3 digits in a place value chart.

Front

What is the standard algorithm for multiplication?

Back

The standard algorithm is a method of multiplying numbers where you multiply each place in order (ones, tens, hundreds, etc.) to get a final answer. For example, 123 x 2 = 246.

Front

What does the commutative property state?

Back

The commutative property states that the order of the addends or factors does not change the sum or the product. For example, 45 x 23 = 23 x 45.

Front

What is standard form?

Back

Standard form is the way of writing numbers using digits. For example, 340,291 is in standard form.

Front

What is regrouping in addition?

Back

Regrouping is the process of rearranging groups of ten in addition to make calculations easier. For example, when adding 27 + 35, you can regroup to make it easier.

Front

What is the associative property?

Back

The associative property states that the way in which numbers are grouped does not change their sum or product. For example, (2 + 3) + 4 = 2 + (3 + 4).

Front

What is a digit?

Back

A digit is any of the numerals from 0 to 9 used to represent numbers.

Front

What is a minuend?

Back

A minuend is the number from which another number (the subtrahend) is subtracted in a subtraction problem.

Front

What is a subtrahend?

Back

A subtrahend is the number that is to be subtracted from another number (the minuend) in a subtraction problem.