Across
- 1. Two numbers whose product is 1 (like 2/3 and 3/2); helpful when dividing fractions in ratios
- 5. PAIR A set of coordinates (x, y)
- 7. A letter used to represent an unknown number in an equation
- 9. A tool used to organize and find multiple equivalent ratios
- 10. The "butterfly" method of multiplying diagonals to solve for a variable
- 14. The point (0,0) on a coordinate plane
- 15. A special ratio that compares a number to 100
- 17. ratio that compares the dimensions of a model to object
Down
- 2. Ratios that represent the same value
- 3. A mathematical statement that two ratios are equal
- 4. A rate that compares a quantity to exactly one of another unit
- 6. A comparison of two numbers using division
- 8. A relationship that forms a straight line when graphed
- 11. A ratio that compares two quantities with different units
- 12. The "steepness" of a line on a graph
- 13. To reduce a ratio to its lowest terms
- 16. In the equation y = kx, the value k is the ______ of proportionality