pre-algebra vocabulary
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
|
|
||||
|---|---|---|---|---|---|
| The quotient of two integers | fraction
🗑
|
||||
| The distance between a number and 0 on a number line | absolute value
🗑
|
||||
| The symbol > means | greater than
🗑
|
||||
| The symbol < means | less than
🗑
|
||||
| The top number of a fraction | numerator
🗑
|
||||
| The bottom number of a fraction | denominator
🗑
|
||||
| A fraction is in lowest terms when | the numerator and denominator have no factors in common other than 1.
🗑
|
||||
| To add fractions with the same denominator, | add the numerators and place the sum over the common denominator
🗑
|
||||
| To divide fractions, | multiply the first fraction by the reciprocal of the second fraction.
🗑
|
||||
| Fractions that represent the same quantity are called | equivalent fractions
🗑
|
||||
| The expression a^n is called | an exponential expression.
🗑
|
||||
| In the expression a^n, the 'a' is called | the base.
🗑
|
||||
| In the expression a^n, the 'n' is called | the exponent.
🗑
|
||||
| The first step in the order of operations is: | If grouping symbols are present, simplify expressions within those first, starting with the innermost set.
🗑
|
||||
| The second step in the order of operations is: | Simplify exponential expressions.
🗑
|
||||
| The third step in the order of operations is: | Multiply or divide in order from left to right.
🗑
|
||||
| The last step in the order of operations is: | Add or subtract in order from left to right.
🗑
|
||||
| A symbol used to represent a number is called | a variable.
🗑
|
||||
| A collection of numbers,variables, operation symbols, and grouping symbols is | an algebraic expression.
🗑
|
||||
| To evaluate an algebraic expression containing a variable, | substitute a given number for the variable and symplify.
🗑
|
||||
| A mathematical statement that two expressions are equal is called | an equation.
🗑
|
||||
| A solution of an equation is | a value for a variable that makes the equation a true statement.
🗑
|
||||
| Two numbers that are the same distance from 0 on the number line but lie on opposite sides of 0 are called | opposites, or additive inverses.
🗑
|
||||
| This is an example of which property: a + b = b + a | commutative property of addition
🗑
|
||||
| This is an example of which property:(a + b)+ c = a +(b + c) | associative property
🗑
|
||||
| This is an example of which property:a( b + c ) = ab + ac | distributive
🗑
|
||||
| This is an example of which property:a + 0 = a | Identity property of addition.
🗑
|
||||
| Two numbers whose product is 1 are called | reciprocals, or multiplicative inverses.
🗑
|
||||
| What is the reciprocal of 2/3?` | 3/2
🗑
|
||||
| In the expression 4x, the 4 is called | the coefficient.
🗑
|
||||
| This is an example of which property:a * 1 = a | Identity property of multiplication.
🗑
|
||||
| The set {1,2,3,4,...} | Natural numbers
🗑
|
||||
| The set {0,1,2,3,...} | Whole numbers
🗑
|
||||
| The set {...-3, -2, -1,0,1,2,3...} | Integers
🗑
|
||||
| A number or the product of a number and variables raised to powers is | a term.
🗑
|
||||
| The numerical factor of a term is | the coefficient.
🗑
|
||||
| Terms with exactly the same variables raised to exactly the same powers are called | like terms.
🗑
|
||||
| Terms that are not like terms are called | unlike terms.
🗑
|
Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
Created by:
bstimmer
Popular Math sets