Friday, May 17, 2013

Verbal Expressions in Math

Introduction to verbal expression in math:

In math, An algebraic expression is an expression containing symbols, variables and constants together. In math, Verbal expression is a sentence forming from an algebraic expression. Some of the verbal phrases for arithmetic operation is given below. Using these, we can frame the verbal expression for given an algebraic expression.

Let us see brief about verbal expression in math.


Verbal expression in math:


The verbal expression for an algebraic expression a + b may write as following,

a plus b , a added to b, a is increased by b, the sum of a and b, b is added to a, b more than a.

The verbal expression for an algebraic expression a - b may write as following,

a minus b , a is decreased by b,  b subtracted from a, b less than a, a diminished by b, a reduced by b, the difference between a and b.

The verbal expression for an algebraic expression a x b may write as following,

a times b , the product of a and b, b is multiplied by a.

The verbal expression for an algebraic expression a ÷ b may write as following,

The quotient of a and b, a is divided by b.

Let us learn about how to translate algebraic expression into verbal expression.

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Example Problems of verbal expression in math:


Problem 1:

Translate this algebraic expression into verbal expression: 3 + b

Solution:

We can write it as,

b more than 3, 3 plus b, 3 added to b, b is increased by 3.

Problem 2:

Translate this algebraic expression into verbal expression: 3 - b

Solution:

We can write it as,

b less than 3, 3 minus b, b subtracted  from 3, b is decreased by 3.

Problem 3:

Translate this algebraic expression into verbal expression: 10ab

Solution:

We can write it as,

The product of 10a and b, 10 times a times b, 10a is multiplied by b.

Problem 4:

Translate this algebraic expression into verbal expression: 3x – 5 .

Solution:

We can write it as,

Thrice x, decreased by 5,

The difference between 4x and 5.

Problem 5:

Translate this algebraic expression into verbal expression: 5n3

Solution:

We can write it as,

The product of 5 and n to the third power.

Problem 6:

Translate this algebraic expression into verbal expression: b^2 + 30c

Solution:

We can write it as,

The sum of b squared and 30 times c.

Problem 7:

Translate this algebraic expression into verbal expression: `1/2` b^2

Solution:

We can write it as,

b to the power 3 divided by 2.

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