Math Expression Vocabulary
This page will help you with the math terms that are used in class. Sometimes the math vocabulary can be a little confusing. For now, this page will only include vocabulary for adding and subtracting. As the year goes on, I will add other math vobaulary words to the list.
addend - A number to be added in an addition equation. in the equation 7 + 4 = 11, and 4 are the addends.
count on - An addition or subtraction strategy in which children begin with one partner and count on to the total. This strategy can be used to find the unknown partner or an unknown total.
difference - The result of subtraction. In the subtraction equation, 5 - 2 = 3, 3 is the difference.
digit - Any one of these 10 symbols: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9.
equation - A mathematical sentence that uses an equal sign to show that two expressions are equal.
12 - 5 =7 3 + 1 = 4 5 - 2 = 3 6 = 8 - 2 12 = 6 + 6
Expanded Method - A method of subtraction in which children show the place value of each digit.
New Group Below Method - A strategy for multi-digit addition. The new groups are placed below the existing groups on the line waiting to be added.
proof drawing - A math drawing children create to show how to solve a problem, including the solution. It is not a formal proof.
show all totals - A method for finding a total of multi-numbers.
total - A number that represents the combined amount of al the items added.
Added for parents to get additional information on Math Expressions
http://www.eduplace.com/math/mthexp/
count on - An addition or subtraction strategy in which children begin with one partner and count on to the total. This strategy can be used to find the unknown partner or an unknown total.
difference - The result of subtraction. In the subtraction equation, 5 - 2 = 3, 3 is the difference.
digit - Any one of these 10 symbols: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9.
equation - A mathematical sentence that uses an equal sign to show that two expressions are equal.
12 - 5 =7 3 + 1 = 4 5 - 2 = 3 6 = 8 - 2 12 = 6 + 6
Expanded Method - A method of subtraction in which children show the place value of each digit.
New Group Below Method - A strategy for multi-digit addition. The new groups are placed below the existing groups on the line waiting to be added.
proof drawing - A math drawing children create to show how to solve a problem, including the solution. It is not a formal proof.
show all totals - A method for finding a total of multi-numbers.
total - A number that represents the combined amount of al the items added.
Added for parents to get additional information on Math Expressions
http://www.eduplace.com/math/mthexp/