UNIT 4 Ratio Rate and Proportionality th 6

UNIT 4: Ratio, Rate and Proportionality th 6 grade Math Vocabulary Word, Definition, Model Emery

Unit 4 Equivalent Ratios • Definition: Two ratios who have the same value when simplified. Model:

Unit 4 Multiplicative Relationships • Definition: When two values are related as one a multiple of the other. Model: 3 x 4 = 12 3 x 5 = 15

Unit 4 Part to Whole • Definition: This describes a relationship where a subset is compared to the entire set. Model: 1/3 = one piece out of 3 total pieces.

Unit 4 Part to Part • Definition: A comparison of two different amounts in a set of data. Model: I ate 2 peices and Jake at 3 pieces of the pizza.

Unit 4 Percent Definition: Percent means parts per 100 Model: 25% means 25 per 100 (25% of this box is green)

Unit 4 Ratio • Definition: A ratio shows the relative sizes Definition: of two or more values. Model: 1: 3 (for every one boy there are 3 girls) 1/4 are boys and 3/4 are girls 0. 25 are boys (by dividing 1 by 4) 25% are boys (0. 25 as a percentage)

Unit 4 Tape Diagram • Definition: A drawing that looks like a segment of tape, used to illustrate number relationships. Also known as strip diagrams, bar model, fraction strip, or length model. Model:

Unit 4 Unit Rate • Definition: A quantity measured with Definition: respect to another measured quantity. Model: A rate of speed of 60 Model: miles an hour.

Unit 4: Rate, Ratios and Proportionality Vocabulary 1. Equivalent 5. Percent Ratios 6. Ratio 2. Multiplicative 7. Tape Diagram Relationship 8. Unit Rate 3. Part-to-whole 4. Part-to-part