| A | B |
|---|
| multiplying by 10 moves decimal pt. one place to the | right |
| dividing by 10 moves decimal pt. one place to the | left |
| 432 written in scientific notation | 4.32 x 10² |
| 0.003592 written in scientific notation | 3.592 x 10 ̄ ³ |
| write 4, 378 in expanded notation | 4x1000 + 3x100 + 7x10 + 8x1 |
| Order of Operations | Parenthesis, Exponents, Multi./Div. (L to R). Add./Subt. (L to R) |
| Distributive Property | a(b ± c) = ab ± bc |
| positive x positive is | positive |
| positive ÷ positive is | postivie |
| positive ÷ negative is | negative |
| positive x negative | negative |
| negative ÷ negative | positive |
| negative x negative | positive |
| adding a negative is same as | subtracting a positive |
| subtracting a negative is same as | adding a positive |
| a negative is considered larger than aother negative when | it is further to the right on a number line |
| -5 is greater than -8 | true |
| absolute value | measures distance from zero to a a number on number line |
| abolute value of -5 | five (five units from zero on number line) |
| absolute value must be positive | true |
| round 4362.1825 to nearest hundreth | 4362.18000 |
| to multiply numbers w/ exponents you . . . | add the exponents |
| to divide numbers w/ exponents you . . . | divide the exponents |
| to solve (x²)³ you simply . . . | mulitiply the exponents |
| how do you solve x² + x³ = | you can't add these two quantities |
| x³ + x³ = what? | 2x³ |
| define square root of a number | the value that, when multoplied bu itself, equals the number |
| perfect squares | numnbers whose square root is a whole nuimber |
