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Mrs. Cox-7th Grade
Number theory and decimals
| Question | Answer |
|---|---|
| compatible numbers | numbers that are easy to add, subtract, multiply, or divide mentally |
| cubed | when a factor or base is multiplied by itself three times |
| exponent | in a power, the number of times the base is used as a factor |
| perfect square | the product of two identical whole numbers; its square root is a whole number |
| square root | one of the two equal factors of a number."What number multiplied by itself gives me this number?" |
| square(d) | when a number is multiplied by itself |
| area | the number of square units covering a surface of a figure |
| circumference | the distance around a circle or its perimeter |
| diameter | the distance across a circle through its center |
| difference | the solution to a subtraction problem |
| dimensions | the measurements of a figure's edges (length, width, height) |
| equation | a mathematical sentence using numbers and/or variable(s) where both sides are equal |