6.RP.3 Ratio Tools and Proportional Relationships

Name 4 tools that you can use to see if ratios are proportional.

1) Ratio table 2) Double number line 3) Tape diagram 4) Percent proportion

Name the ratio tool.

Double number line!

Equivalent Ratio

If two ratios have the same value when simplified.

Name the ratio tool.

Percent proportion!

Name the ratio tool.

Ratio table---Look for multiplication or division patterns between the x and y columns!

Name the ratio tool.

Tape Diagram!

Percent

a ratio that compares a number to 100.

Part-to-Whole Ratios

relate one part of the whole to the whole; units being compared are from the same group; ex. ratio of boys to the children in line

Part-to-Part Ratio

relates one part of a whole to another part of the same whole; ex. compares girls and boyes in the same class