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Act Mathematics
Test Strategies
| Question | Answer |
|---|---|
| Even numbers | Divide evenly into 2 |
| Odd Numbers | Not evenly divide into 2 |
| Digits | Numbers 0-9 |
| Prime Numbers | Can only divide into 1 and itself |
| Absolute Value | Distance between the number and 0 |
| Variable | The letter in the equation |
| = | Equals |
| ≠ | Not equal |
| Less than | |
| > | Greater than |
| ≤ | Less than or equal to |
| ≥ | Greater than or equal to |
| ( ) | Parenthesis |
| [ ] | Brackets |
| + | Plus |
| - | Minus |
| * | Asteric |
| x | times |
| ± | Plus or minus |
| Exponents | Number multiplied by itself |
| Multiplying w. same base | Add exponents |
| Dividing w. same base | Subtract lower exponents from top |
| Negative | Negative power is recipricol of |
| Fraction Powers | Number above the line acts as real exponent |
| Example | Raising powers- (4 to the second times the 6th |
| Zero Power | 5 to the 0= 1 |
| First power | 5 to the first=5 |