Across
- 3. the Order of Operations
- 6. to determine an answer by substitution
- 8. when a number has been "flipped"
- 10. two ratios set equal to each other
- 11. an expression with a greater than, less than, greater than or equal to, or less than or equal to sign
- 12. fractions or rates
- 13. when words are changed to mathematical symbols
Down
- 1. to make an expression smaller by using the order of operations
- 2. necessary in order to add or subtract fractions
- 4. positive or negative whole numbers
- 5. numbers or variables, or a combo of each, separated by addition or subtraction
- 6. an expression with an equal sign
- 7. the distance from zero
- 9. a set of terms