An expression is a term in mathematics that describes a group of variables, numbers and operators. Operators include division, multiplication, addition and subtraction. Variables in expression are usually denoted as x and y, but it can be and other symbol.
The expressions can be written as verbal phrase or algebraic expression. Here are some examples of algebraic expressions:
This algebraic expressions can be also written in verbal phrase:
1. A number x increased by 3.
2. A fourth of a number y.
3. 21 decreased by a number x.
4. 8 decreased by 2.
Note that an expression doesn’t need to include a variable to be an expression. Expressions are used to define equations. Two expressions that are equal represent an equation. Try to solve some examples.
Verbal phrases in algebraic expressions worksheets
Verbal expressions - sum (146.5 KiB, 2,193 hits)
Verbal expressions - difference (155.5 KiB, 1,541 hits)
Verbal expressions - product (145.3 KiB, 1,287 hits)
Verbal expressions - quotient (159.0 KiB, 1,672 hits)
Verbal expressions - square and cube (96.3 KiB, 1,875 hits)
Verbal expressions - equations (116.1 KiB, 1,593 hits)
Algebraic expressions - sum (161.8 KiB, 1,026 hits)
Algebraic expressions - difference (175.9 KiB, 910 hits)
Algebraic expressions - product (160.1 KiB, 984 hits)
Algebraic expressions - quotient (182.9 KiB, 969 hits)
Algebraic expressions - square and cube (151.5 KiB, 1,199 hits)