Ratios and Proportional Reasoning
Completion requirements
Pori drwy'r eirfa gan ddefnyddio'r mynegai hwn
Arbennig | A | B | C | CH | D | DD | E | F | FF | G | NG | H | I | L | LL | M | N | O | P | PH | R | RH | S | T | TH | U | W | Y | Y CYFAN
A
Aspect ratioRatio comparing width with height. | |
Average speedTotal distance divided by total time. | |
B
Bar modelDiagram using equal-sized sections to represent a ratio. | |
C
Common factorFactor shared by two or more numbers. | |
ConcentrationAmount of one component relative to a mixture or solution. | |
Constant of proportionalityConstant unit rate connecting two proportional quantities. | |
Cross multiplicationMethod for solving or checking proportions using cross products. | |
Cross productProduct formed by multiplying diagonally across two equal ratios. | |
D
Direct proportionRelationship in which one quantity changes by the same factor as another. | |
Double number lineTwo aligned number lines showing how related quantities scale together. | |